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Classification of forest and shrubland vegetation in Mediterranean Turkey

Applied Vegetation Science, 2021
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Appl Veg Sci. 2021;24:e12589. | 1 of 29 https://doi.org/10.1111/avsc.12589 Applied Vegetation Science wileyonlinelibrary.com/journal/avsc Received: 21 February 2021 | Revised: 10 May 2021 | Accepted: 14 May 2021 DOI: 10.1111/avsc.12589 VEGETATION SURVEY Classification of forest and shrubland vegetation in Mediterranean Turkey Ali Kavgacı 1 | Neslihan Balpınar 2 | Hafize Handan Öner 3 | Münevver Arslan 4 | Gianmaria Bonari 5,6 | Milan Chytrý 6 | Andraž Čarni 7,8 This is an open access article under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made. © 2021 The Authors. Applied Vegetation Science published by John Wiley & Sons Ltd on behalf of International Association for Vegetation Science 1 Faculty of Forestry, Karabuk University, Karabuk, Turkey 2 Faculty of Arts and Sciences, Burdur Mehmet Akif Ersoy University, Burdur, Turkey 3 Aegean Forestry Research Institute, İzmir, Turkey 4 Research Institute for Forest Soil and Ecology, Eskişehir, Turkey 5 Faculty of Science and Technology, Free University of Bozen-Bolzano, Bozen- Bolzano, Italy 6 Department of Botany and Zoology, Faculty of Science, Masaryk University, Brno, Czech Republic 7 Research Center of the Slovenian Academy of Sciences and Arts, Institute of Biology, Ljubljana, Slovenia 8 School for Viticulture and Enology, University of Nova Gorica, Nova Gorica, Slovenia Correspondence Ali Kavgacı, Faculty of Forestry, Karabuk University, Demir Çelik Campus, 78050, Karabuk, Turkey. Email: alikavgaci@karabuk.edu.tr Funding information AK, NB and MA were funded by TÜBİTAK- 214O670, GB by the post-doc programme of the Department of Botany and Zoology, Masaryk University, and by the Free University of Bozen-Bolzano through the CONplant project (TN201H); MC by the Czech Science Foundation (19-28491X) and AČ by the Slovenian Research Agency (ARRS, P1-0236). Co-ordinating Editor: Florian Jansen Abstract Questions: What are the main vegetation types of forest and shrubland vegetation at the alliance level in Mediterranean Turkey? What is their syntaxonomical position? Can we integrate them into the European vegetation classification system? Which environmental factors are the main drivers of the floristic differentiation of vegeta- tion types? Location: Southern and western Turkey. Methods: We collected 4,717 vegetation plots of forest and shrubland vegetation in Mediterranean Turkey and performed an unsupervised classification of this data set. We described vegetation types based on the classification results, expert knowl- edge and information from the literature. We defined diagnostic species and pre- pared distribution maps for each vegetation type. To support the interpretation of the vegetation types, we determined the most important environmental variables using canonical correspondence analysis. Results: The studied vegetation was divided into 21 types related to three vegeta- tion belts: (a) thermo- and meso-mediterranean, comprising coniferous (Pinus brutia, Pinus pinea) and sclerophyllous forests, as well as macchia, garrigue and phrygana; (b) supra-mediterranean, comprising Pinus nigra subsp. pallasiana forests, thermo- philous deciduous forests dominated by various oak species and Ostrya carpinifolia, and forests dominated by temperate species such as Fagus orientalis; and (c) oro- mediterranean, comprising forests and shrublands dominated by Abies cilicica, Cedrus libani, Juniperus excelsa and Juniperus communis subsp. nana. Elevation was identified as the main environmental driver of the vegetation pattern. Among climatic variables, the most important are the mean temperatures (annual and of driest, coldest, and warmest quarters), minimum temperature of winter, precipitation of warmest and driest quarters and precipitation seasonality. These factors indicate the decreasing effect of the Mediterranean climate with increasing elevation. Conclusions: The vegetation of Mediterranean Turkey is arranged along climatic gra- dients depending on elevation and the distance from the Mediterranean Sea. Most
2 of 29 | Applied Vegetation Science KAVGACI et Al. 1 | INTRODUCTION The Mediterranean Basin is one of the global biodiversity hotspots (Myers et al., 2000). Its vegetation is mainly dominated by broad- leaved and needle-leaved evergreen tree species, but decidu- ous trees are also well represented (Gauquelin et al., 2016). The knowledge on vegetation diversity varies across this area. The floristic and vegetation diversity of the European part of the Mediterranean Basin has been studied extensively (Mucina et al., 2016), whereas it is still insufficiently explored in the Asian and African parts, making it difficult to develop international conser- vation strategies. The Mediterranean phytogeographical region in Turkey covers mainly the western (Aegean) and southern parts of Turkey, while northern Turkey belongs to the Euro-Siberian region and the cen- tral and eastern part of Turkey to the Irano-Turanian region (Davis, 1971). Southern Mediterranean Turkey with Cyprus is considered as one of ten biodiversity hotspots in the Mediterranean Basin (Médail & Quézel, 1999). Southern Mediterranean Turkey is the richest in endemism among all the Turkish regions (Noroozi et al., 2019). Like other parts of the Mediterranean Basin, Mediterranean Turkey comprises human-shaped ecosystems (Blondel, 2006), and it is additionally affected by climate change and related fac- tors, especially the changing fire regime (Viedma et al., 2017). Understanding the vegetation diversity of Mediterranean Turkey has important implications for nature conservation and ecological restoration. The first vegetation studies based on the Braun-Blanquet ap- proach in Turkey were performed in the 1940s (Ekim & Akman, 1991). Research intensified during the 1960s and 1970s, especially in collaboration with the French researchers Pierre Quézel and Marcel Barbero (Akman et al., 1978, 1979a, 1979b). Since then, the number of phytosociological studies covering different parts of the country has increased and syntaxonomic checklists were prepared (Quézel et al., 1993; Ketenoğlu et al., 2010). The development of nu- merical techniques in vegetation science has also positively affected vegetation studies in Turkey. These techniques have been used in- tensively both in large-scale and regional phytosociological studies (Uğurlu et al., 2012; Çoban & Willner, 2019; Karaköse, 2019; Yildirim et al., 2019; Kenar et al., 2020). Analysis of vegetation and habitat diversity crucially depends on the availability of vegetation-plot data (Dengler et al., 2011; Chytrý et al., 2016, 2020). Therefore, many countries have created their own national vegetation-plot databases over the last decades. The process of aggregation of these databases resulted in the creation of the integrated database European Vegetation Archive (EVA; Chytrý et al., 2016) and subsequently of the global database sPlot (Bruelheide et al., 2019), which are still growing. One of the national databases developed under these initiatives is the Forest Vegetation Database of Turkey (GIDV ID: 00-TR-001), which now includes more than 8,500 vegetation plots and aims at collecting all vegetation plots of forest and shrubland vegetation in Turkey (Kavgacı et al., 2012; Kavgacı & Čarni, 2012). Vegetation plots from the Mediterranean phytogeographical re- gion are the most abundant in the Forest Vegetation Database of Turkey. They represent vegetation across the whole of this region, being an invaluable resource for studying and understanding the flo- ristic and vegetation diversity of Mediterranean Turkey. The aims of this study are to: (a) define the main vegetation types of forests and shrublands in Mediterranean Turkey; (b) identify the main environmental variables affecting the diversity of this vegeta- tion; and (c) assess the syntaxonomy of these vegetation types and integrate them into the European vegetation classification system (Mucina et al., 2016). 2 | METHODS Our study area is Mediterranean Turkey as defined on the phyto- geographical map of Davis (1971). However, we also included the Mediterranean vegetation appearing in inner Anatolia, represent- ing the transition between the Mediterranean and Irano-Turanian phytogeographical regions. We first checked the Forest Vegetation Database of Turkey, which was stored in the TURBOVEG (2.149a) database management program (Hennekens & Schaminée, 2001), and entered missing published and unpublished vegetation plots from forests and shrublands of Mediterranean Turkey. All vegetation plots in the data set were sampled according to the Braun-Blanquet sampling method (Braun-Blanquet, 1964). The species taxonomy and nomenclature in the database was unified to follow the Flora of Turkey (Davis, 1965-1985; Davis et al., 1988; Güner et al., 2000; see Appendix S1 for the vegetation data sources). For the analyses, we selected only vegetation plots containing a tree or shrub layer with a cover of at least 25%. The selection resulted in a total of 4,717 vegetation plots. All records of species represented also by various subspecies and varieties in the data set were merged to the species level. However, if a species was repre- sented only by a single subspecies or variety in the data set, these infraspecific taxa were retained. We removed species identified to the genus or family level, cryptogams, vegetation plots from azonal vegetation types in this area correspond to the syntaxa accepted in EuroVegChecklist, while others were described as new. KEYWORDS coniferous forest, deciduous forest, garrigue, macchia, Mediterranean, numerical analysis, phrygana, plant communities, shrubland, Turkey, vegetation-plot database, vegetation types
Received: 21 February 2021 | Revised: 10 May 2021 | Accepted: 14 May 2021 DOI: 10.1111/avsc.12589 Applied Vegetation Science V E G E TAT I O N S U R V E Y Classification of forest and shrubland vegetation in Mediterranean Turkey Ali Kavgacı1 | Neslihan Balpınar2 | Hafize Handan Öner3 Münevver Arslan4 | Gianmaria Bonari5,6 | Milan Chytrý6 1 Faculty of Forestry, Karabuk University, Karabuk, Turkey Faculty of Arts and Sciences, Burdur Mehmet Akif Ersoy University, Burdur, Turkey 2 Aegean Forestry Research Institute, İzmir, Turkey 3 4 | | Andraž Čarni7,8 Abstract Questions: What are the main vegetation types of forest and shrubland vegetation at the alliance level in Mediterranean Turkey? What is their syntaxonomical position? Can we integrate them into the European vegetation classification system? Which environmental factors are the main drivers of the floristic differentiation of vegeta- Research Institute for Forest Soil and Ecology, Eskişehir, Turkey tion types? Faculty of Science and Technology, Free University of Bozen-Bolzano, BozenBolzano, Italy Methods: We collected 4,717 vegetation plots of forest and shrubland vegetation 5 Department of Botany and Zoology, Faculty of Science, Masaryk University, Brno, Czech Republic 6 7 Research Center of the Slovenian Academy of Sciences and Arts, Institute of Biology, Ljubljana, Slovenia School for Viticulture and Enology, University of Nova Gorica, Nova Gorica, Slovenia 8 Correspondence Ali Kavgacı, Faculty of Forestry, Karabuk University, Demir Çelik Campus, 78050, Karabuk, Turkey. Email: alikavgaci@karabuk.edu.tr Funding information AK, NB and MA were funded by TÜBİTAK214O670, GB by the post-doc programme of the Department of Botany and Zoology, Masaryk University, and by the Free University of Bozen-Bolzano through the CONplant project (TN201H); MC by the Czech Science Foundation (19-28491X) and AČ by the Slovenian Research Agency (ARRS, P1- 0236). Co-ordinating Editor: Florian Jansen Location: Southern and western Turkey. in Mediterranean Turkey and performed an unsupervised classification of this data set. We described vegetation types based on the classification results, expert knowledge and information from the literature. We defined diagnostic species and prepared distribution maps for each vegetation type. To support the interpretation of the vegetation types, we determined the most important environmental variables using canonical correspondence analysis. Results: The studied vegetation was divided into 21 types related to three vegetation belts: (a) thermo- and meso-mediterranean, comprising coniferous (Pinus brutia, Pinus pinea) and sclerophyllous forests, as well as macchia, garrigue and phrygana; (b) supra-mediterranean, comprising Pinus nigra subsp. pallasiana forests, thermophilous deciduous forests dominated by various oak species and Ostrya carpinifolia, and forests dominated by temperate species such as Fagus orientalis; and (c) oromediterranean, comprising forests and shrublands dominated by Abies cilicica, Cedrus libani, Juniperus excelsa and Juniperus communis subsp. nana. Elevation was identified as the main environmental driver of the vegetation pattern. Among climatic variables, the most important are the mean temperatures (annual and of driest, coldest, and warmest quarters), minimum temperature of winter, precipitation of warmest and driest quarters and precipitation seasonality. These factors indicate the decreasing effect of the Mediterranean climate with increasing elevation. Conclusions: The vegetation of Mediterranean Turkey is arranged along climatic gradients depending on elevation and the distance from the Mediterranean Sea. Most This is an open access article under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made. © 2021 The Authors. Applied Vegetation Science published by John Wiley & Sons Ltd on behalf of International Association for Vegetation Science Appl Veg Sci. 2021;24:e12589. https://doi.org/10.1111/avsc.12589 wileyonlinelibrary.com/journal/avsc | 1 of 29 2 of 29 | Applied Vegetation Science KAVGACI et Al. vegetation types in this area correspond to the syntaxa accepted in EuroVegChecklist, while others were described as new. KEYWORDS coniferous forest, deciduous forest, garrigue, macchia, Mediterranean, numerical analysis, phrygana, plant communities, shrubland, Turkey, vegetation-plot database, vegetation types 1 | I NTRO D U C TI O N of the integrated database European Vegetation Archive (EVA; Chytrý et al., 2016) and subsequently of the global database sPlot The Mediterranean Basin is one of the global biodiversity hotspots (Bruelheide et al., 2019), which are still growing. One of the national (Myers et al., 2000). Its vegetation is mainly dominated by broad- databases developed under these initiatives is the Forest Vegetation leaved and needle-leaved evergreen tree species, but decidu- Database of Turkey (GIDV ID: 00-TR- 001), which now includes more ous trees are also well represented (Gauquelin et al., 2016). The than 8,500 vegetation plots and aims at collecting all vegetation knowledge on vegetation diversity varies across this area. The plots of forest and shrubland vegetation in Turkey (Kavgacı et al., floristic and vegetation diversity of the European part of the 2012; Kavgacı & Čarni, 2012). Mediterranean Basin has been studied extensively (Mucina et al., Vegetation plots from the Mediterranean phytogeographical re- 2016), whereas it is still insufficiently explored in the Asian and gion are the most abundant in the Forest Vegetation Database of African parts, making it difficult to develop international conser- Turkey. They represent vegetation across the whole of this region, vation strategies. being an invaluable resource for studying and understanding the flo- The Mediterranean phytogeographical region in Turkey covers ristic and vegetation diversity of Mediterranean Turkey. mainly the western (Aegean) and southern parts of Turkey, while The aims of this study are to: (a) define the main vegetation types northern Turkey belongs to the Euro-Siberian region and the cen- of forests and shrublands in Mediterranean Turkey; (b) identify the tral and eastern part of Turkey to the Irano-Turanian region (Davis, main environmental variables affecting the diversity of this vegeta- 1971). Southern Mediterranean Turkey with Cyprus is considered tion; and (c) assess the syntaxonomy of these vegetation types and as one of ten biodiversity hotspots in the Mediterranean Basin integrate them into the European vegetation classification system (Médail & Quézel, 1999). Southern Mediterranean Turkey is the (Mucina et al., 2016). richest in endemism among all the Turkish regions (Noroozi et al., 2019). Like other parts of the Mediterranean Basin, Mediterranean Turkey comprises human-shaped ecosystems (Blondel, 2006), 2 | M E TH O DS and it is additionally affected by climate change and related factors, especially the changing fire regime (Viedma et al., 2017). Our study area is Mediterranean Turkey as defined on the phyto- Understanding the vegetation diversity of Mediterranean Turkey geographical map of Davis (1971). However, we also included the has important implications for nature conservation and ecological Mediterranean vegetation appearing in inner Anatolia, represent- restoration. ing the transition between the Mediterranean and Irano-Turanian The first vegetation studies based on the Braun-Blanquet ap- phytogeographical regions. We first checked the Forest Vegetation proach in Turkey were performed in the 1940s (Ekim & Akman, Database of Turkey, which was stored in the TURBOVEG (2.149a) 1991). Research intensified during the 1960s and 1970s, especially database management program (Hennekens & Schaminée, 2001), in collaboration with the French researchers Pierre Quézel and and entered missing published and unpublished vegetation plots Marcel Barbero (Akman et al., 1978, 1979a, 1979b). Since then, the from forests and shrublands of Mediterranean Turkey. All vegetation number of phytosociological studies covering different parts of the plots in the data set were sampled according to the Braun-Blanquet country has increased and syntaxonomic checklists were prepared sampling method (Braun-Blanquet, 1964). The species taxonomy (Quézel et al., 1993; Ketenoğlu et al., 2010). The development of nu- and nomenclature in the database was unified to follow the Flora of merical techniques in vegetation science has also positively affected Turkey (Davis, 1965-1985; Davis et al., 1988; Güner et al., 2000; see vegetation studies in Turkey. These techniques have been used in- Appendix S1 for the vegetation data sources). tensively both in large-scale and regional phytosociological studies For the analyses, we selected only vegetation plots containing (Uğurlu et al., 2012; Çoban & Willner, 2019; Karaköse, 2019; Yildirim a tree or shrub layer with a cover of at least 25%. The selection et al., 2019; Kenar et al., 2020). resulted in a total of 4,717 vegetation plots. All records of species Analysis of vegetation and habitat diversity crucially depends on represented also by various subspecies and varieties in the data set the availability of vegetation-plot data (Dengler et al., 2011; Chytrý were merged to the species level. However, if a species was repre- et al., 2016, 2020). Therefore, many countries have created their sented only by a single subspecies or variety in the data set, these own national vegetation-plot databases over the last decades. The infraspecific taxa were retained. We removed species identified to process of aggregation of these databases resulted in the creation the genus or family level, cryptogams, vegetation plots from azonal Applied Vegetation Science | KAVGACI et Al. vegetation (especially riparian vegetation dominated by Alnus orientalis, Liquidambar orientalis and Platanus orientalis), and vegetation plots with three or fewer species. Additionally, we merged species 3 of 29 3 | R E S U LT S 3.1 | Hierarchical classification records from different layers into a single layer because this information was not consistently recorded among studies. As a result, the A classification dendrogram of forests and shrublands in data set included 4,071 vegetation plots and 2,010 species. These Mediterranean Turkey is shown in Figure 1. We accepted a division data were used for the subsequent classification and ordination into 18 main clusters that correspond to the phytosociological alli- analyses. We used the JUICE 6.4 program (Tichý, 2002) for data set ances of forests and shrublands in Mediterranean Turkey. However, editing. three of them were further divided into two types due to physiogno- Before the numerical analyses, square-root transformation mic (Cluster 2), biogeographical (Cluster 4) and elevational (Cluster was applied to the percentage values of species cover. We used 7) differences. Consequently, we obtained 21 vegetation types. The the Sørensen dissimilarity index as a resemblance measure and classification of Mediterranean forests and shrublands is presented Beta Flexible clustering (β = −0.25) using the PC- ORD program in a synoptic table (Table 1 and Appendix S2), in which statistically (McCune & Mefford, 2006). Beta Flexible clustering is one of the determined diagnostic species are indicated and ranked by decreas- most commonly used plot-grouping algorithms to define vegeta- ing fidelity (phi coefficient). The distribution of each vegetation type tion types at different hierarchical levels (De Cáceres et al., 2015). is shown in Figure 2. Photos of typical stands of each vegetation Vegetation types were based on the clustering results. The num- type are provided in Figure 3. ber of clusters representing the vegetation units was determined Cluster 1 includes low, thorny and chamaephytic commu- according to the dominant species of clusters conforming to vege- nities, namely phrygana. This vegetation type is dominated by tation types at the alliance level in Mediterranean Turkey. In some Sarcopoterium spinosum. It is characterized by a high number of cases, we also integrated expert knowledge and information from diagnostic species. Although these phrygana communities mainly the literature to divide some clusters into narrower types based on appear in the Aegean region, they also occur in southern Turkey the physiognomic, biogeographical, and elevational differences. (Figure 2-1). For the separation of these clusters, dominant species responsible Cluster 2 is represented by garrigue communities dominated by for the contrasting vegetation structure and subgrouping of clus- Cistus creticus and Genista acanthoclada. However, Pinus pinea for- ters for biogeographical and elevational differences were used. ests were also placed within this cluster due to their floristic simi- Vegetation plots were moved from one cluster to another only if larities to garrigue despite an entirely different physiognomy. Since these two clusters had contrasting vegetation structure (32 veg- the physiognomic aspect should also be considered in classifica- etation plots). tion, in addition to floristic features, we divided Cluster 2 into two Diagnostic species of vegetation types were defined by calculat- groups. Cistus creticus and Genista acanthoclada-dominated garrigue ing the fidelity of each species to each vegetation type (Chytrý et al., is a xerophilous dwarf scrub distributed in lowlands throughout 2002) using the phi coefficient of association as fidelity measure. Mediterranean Turkey (Figure 2-2a). Pinus pinea-dominated forests The species with a φ-value higher than 0.20 were considered as di- are scattered throughout Mediterranean Turkey, including both nat- agnostic. The phi coefficient was calculated for an equalized size of ural stands and plantations (Figure 2-2b). clusters (Tichý & Chytrý, 2006). Species with a cover of more than Cluster 3 corresponds to another garrigue type in Mediterranean 25% in at least 10% of the vegetation plots in each type were con- Turkey, which is dominated by Erica manipuliflora, one of the typical sidered as dominant species. low-shrub species of the region. These garrigues mainly occur in the We used canonical correspondence analysis (CCA) with a Monte Carlo test with 999 unrestricted permutations to test the effects lowlands in the southern Aegean region and western part of southern Turkey (Figure 2-3). of environmental variables on the floristic composition of vegeta- Cluster 4 is also divided into two groups. First, Arbutus andrachne, tion. Elevation and climatic data (from WorldClim 2; Fick & Hijmans, Quercus coccifera and Juniperus excelsa-dominated macchia and 2017) were used as environmental variables. We also assessed the sclerophyllous forests occur especially in lowland to submontane gradients in species composition of the vegetation types using an belts of the southern Aegean and southern Turkey, but they are also indirect ordination method, detrended correspondence analysis found in the northern part of Mediterranean Turkey (Figure 2-4a). (DCA). Both CCA and DCA are suitable to analyse heterogeneous Second, Quercus ilex-dominated shrublands and sclerophyllous for- species-by-plot matrices like ours because they assume unimodal ests dominated by Quercus ilex occur throughout the precipitation- response of species to the environment. The most significant en- richer Aegean region (Figure 2-4b); Arbutus andrachne and Quercus vironmental variables (according to CCA) were passively projected coccifera also appear as co-dominant in this vegetation type. onto the DCA ordination space. Both CCA and DCA were computed using CANOCO 5 (Šmilauer & Lepš, 2014). We followed the fourth edition of the International Code of Cluster 5 corresponds to Olea europaea and Phillyrea latifoliadominated macchia and sclerophyllous forests. Ceratonia siliqua occurs in this vegetation as a diagnostic species. This vegetation type Phytosociological Nomenclature (ICPN; Theurillat et al., 2021) for has an extensive distribution in the lowland and low-mountain vege- nomenclature and typification of syntaxa. tation belts of southern Turkey (Figure 2-5). 4 of 29 | Applied Vegetation Science KAVGACI et Al. F I G U R E 1 Hierarchical dendrogram of forests and shrublands in Mediterranean Turkey. Dominant species of each cluster are mentioned in the figure. In addition, Pinus pinea and Quercus ilex (in parentheses) are dominant in subgroups of clusters 2 and 4, respectively. Ceratonia siliqua is a diagnostic species and an important element for Cluster 5. Red line: thermo- and meso-mediterranean vegetation; yellow line: supra-mediterranean vegetation; blue line: oro-mediterranean vegetation. Legend: A.: Arbutus, C.: Castanea, F.: Fagus, J.: Juniperus, P.: Pinus, Q.: Quercus [Colour figure can be viewed at wileyonlinelibrary.com] Cluster 6 is another Mediterranean evergreen oak-dominated vegetation type formed by Quercus coccifera. The most charac- vegetation type. These forests appear in the central and western Taurus Mountains in southern Turkey (Figure 2-9). teristic feature of this cluster, in comparison with the previous Cluster 10 comprises another deciduous oak vegetation type, Quercus coccifera-dominated vegetation types (4a and 4b), is a lower which is dominated by Quercus cerris. Styrax officinalis locally dom- number of macchia shrub and tree species. Additionally, this vegeta- inates the shrub layer. This vegetation type has a scattered distri- tion type is more common at higher elevation belts than the previous bution across a broad geographic range in Mediterranean Turkey ones. It is distributed throughout Mediterranean Turkey (Figure 2-6) (Figure 2-10). and appears across a broad elevational gradient from lowland to highlands. Cluster 7 is composed of pure Pinus brutia-dominated forests throughout Mediterranean Turkey. These forests occur from the Cluster 11 represents shrublands of the mountain belt dominated by Cistus laurifolius. These shrublands are associated with Pinus nigra and Quercus cerris-dominated forests and occur mostly in the inner parts of Mediterranean Turkey (Figure 2-11). sea level to the montane belt, and contain many garrigue, macchia Cluster 12 corresponds to Pinus nigra forests. Quercus cerris and and sclerophyllous forest species, such as Cistus creticus, Phillyrea Cistus laurifolius are often present in this vegetation, in addition latifolia, Pistacia terebinthus, Quercus coccifera, Quercus infecto- to Juniperus oxycedrus. These forests have an extensive distribu- ria and Styrax officinalis. Pinus brutia forests in Mediterranean tion range in the inner parts of Mediterranean Turkey throughout Turkey are represented by two different alliances: thermo- to the Aegean part and the Taurus Mountains in southern Turkey meso-mediterranean Pinus brutia forests and meso- to supra- (Figure 2-12). mediterranean Pinus brutia forests. Thus, we divided Cluster 7 into Cluster 13 includes forests dominated by temperate tree spe- lowland and upland Pinus brutia forests in accordance with the cies, namely Castanea sativa, Fagus orientalis and Pinus sylvestris. further subdivision of this cluster in the dendrogram (Figure 2-7a Pinus nigra is also a dominant tree species for this group. However, and -7b). other temperate tree species, such as Abies nordmanniana subsp. Cluster 8 corresponds to deciduous oak forests in Mediterranean equi-trojani, Carpinus betulus, Corylus avellana and Quercus petraea Turkey dominated by Quercus ithaburensis subsp. macrolepis and appear as diagnostic species for this cluster. These forests mainly Quercus infectoria. This vegetation type ranges from the lowland occur in the Aegean region. However, they are also distributed in the to mountain elevational belt throughout Mediterranean Turkey Amanos Mountains and nearby areas in the eastern part of southern (Figure 2-8). Mediterranean Turkey (Figure 2-13). Cluster 9 mainly consists of Ostrya carpinifolia-dominated for- Cluster 14 represents relict extrazonal deciduous Populus trem- ests. In addition, deciduous oak forests of Quercus trojana and ula forests. These forests were recorded in two areas, one in the Quercus vulcanica appear in this cluster. Deciduous trees and northeastern part of Aegean Turkey, which is in contact with the shrubs such as Acer hyrcanum, Acer monspessulanum, Cornus san- Euro-Siberian biogeographical region, and the other in the Amanos guinea and Fraxinus ornus are among the diagnostic species of this Mountains in the eastern part of southern Mediterranean Turkey, Applied Vegetation Science | KAVGACI et Al. which is also characterized by a significant occurrence of EuroSiberian flora (Figure 2-14). 5 of 29 The second group includes forests of Ostrya carpinifolia, Pinus nigra, Populus tremula and Quercus cerris. Additionally, Cistus Cluster 15 represents shrublands dominated by Juniperus com- laurifolius-dominated shrublands and forests dominated by temper- munis subsp. nana. This vegetation type mainly occurs in high moun- ate trees have similar environmental conditions. This group is related tains in the inner parts of the Aegean region and the western part of to high precipitation of the driest month and warmest quarter, in- southern Mediterranean Turkey (Figure 2-15). dicating the supra-mediterranean affinity of this vegetation group. Cluster 16 includes Juniperus excelsa-dominated forests oc- The third group is represented by the forests dominated by Abies curring at intermediate and high elevations of the Mediterranean cilicica, Cedrus libani, Juniperus excelsa and Juniperus communis subsp. mountains. These forests can reach the timberline in some areas. nana shrubland. These forests and shrublands occur at high eleva- Quercus coccifera and Juniperus oxycedrus are often present in these tions of the Mediterranean mountains (oro-mediterranean belt). forests, especially at lower elevations. These forests appear over Forests of Quercus ithaburensis subsp. macrolepis and Quercus in- large areas in the western and central Taurus Mountains in southern fectoria are in the centre of the ordination space, corresponding to Mediterranean Turkey and in the inner part of the southern Aegean intermediate environmental conditions. (Figure 2-16). Cluster 17 consists of mountain and high-mountain forests dominated by Abies cilicica and Cedrus libani occurring in the central and eastern Taurus Mountains in southern Turkey. These forests cover extensive areas in the region characterized by the Mediterranean 4 | D I S CU S S I O N 4.1 | Broad vegetation patterns mountain climate (Figure 2-17). Juniperus excelsa and Juniperus oxycedrus are also common in this vegetation type. We identified 21 main vegetation types of forests and shrublands Cluster 18 characterizes mountain and high-mountain for- in Mediterranean Turkey. Elevation appeared as the most important ests dominated by Cedrus libani in the western Taurus Mountains factor affecting the variation in this vegetation in Mediterranean (Figure 2-18). The absence of Abies cilicica in this group may be Turkey, followed by macroclimatic factors. In other parts of the due to wetter site conditions in this western type compared with Mediterranean Basin, elevation is also an important factor affecting the previous cluster. Juniperus excelsa is often present in these climate and, consequently, the development of different vegetation forests. types (Blondel & Aronson, 1999; Quézel & Médail, 2003; Gauquelin et al., 2016; Médail et al., 2019). It shows the correlation between 3.2 | Environmental gradients elevation, climatic variables and vegetation. This elevational and macroclimatic variation in Mediterranean Turkey is reflected in the differentiation of three distinct vegetation Canonical correspondence analysis (CCA) showed that elevation belts: (a) thermo- and meso-mediterranean vegetation represented and all bioclimatic variables are significantly correlated to the floris- by phrygana, garrigue, macchia, sclerophyllous forests and pine tic composition of Mediterranean forests and shrublands in Turkey (Pinus pinea and Pinus brutia) forests; (b) supra-mediterranean pine (Table 2). Elevation is the most important ecological factor, causing (Pinus nigra subsp. pallasiana) and deciduous forests (Quercus cerris, clear elevational differences between vegetation types (Figure 4). Quercus trojana, Quercus vulcanica, Ostrya carpinifolia and Populus The elevation is followed by mean temperatures (annual and of dri- tremula) and also forests dominated by temperate tree species and est, coldest and warmest quarters), minimum temperature of winter, Cistus laurifolius shrubland; and (c) oro-mediterranean coniferous precipitation of warmest and driest quarters and precipitation sea- forests (Abies cilicica, Cedrus libani and Juniperus excelsa) and shru- sonality. As expected, this indicates the correlation between climatic bland (Juniperus communis subsp. nana). This elevational zonation variables and elevational belts of the Mediterranean region (thermo- follows the general pattern found in the Mediterranean mountains and meso-, supra- and oro-mediterranean). as described by Ozenda (1975). The results of the DCA ordination of the 21 forest and shrubland The thermo- and meso-mediterranean belts and the supra- vegetation types in Mediterranean Turkey are shown in Figure 5. We mediterranean belt show differences in precipitation in the found three well-differentiated groups representing the main eleva- growing season and in the drought period. Although the annual tional belts in Mediterranean Turkey. precipitation is lower in the supra-mediterranean than in the ther- The first group represents vegetation from the thermo- and mo- and meso-mediterranean belt in Mediterranean Turkey, the meso-mediterranean belts, such as phrygana, garrigue, macchia, supra-mediterranean belt has higher precipitation in the driest sclerophyllous forests and pine forests dominated by Pinus brutia period (summer; Mayer & Aksoy, 1986). Additionally, winter frost and Pinus pinea. This group is characterized by high values of the occurs regularly in the supra-mediterranean area. The mean tem- annual mean temperature, mean temperature of the coldest month, perature of the coldest quarter is thus lower in this belt. mean temperatures of the driest, warmest and coldest quarters In contrast, the oro-mediterranean belt is characterized by a and precipitation seasonality, i.e. the characteristic features of the subhumid mountain climate with cool summers with occasional Mediterranean climate. orographic rainfall whereas winters are snowy and cold (Atalay 1 2a 2b 3 4a 4b 5 6 7a 7b 8 9 10 11 12 13 14 15 16 17 18 No. of plots 81 87 32 47 197 66 156 249 649 238 273 63 192 88 655 190 35 44 192 268 269 Pinus pinea . 1 100 4 . . . . 1 . . . . . . . . . . . . Pinus brutia 2 10 53 49 23 38 9 7 99 100 3 . 8 . 1 . . . . 1 3 Quercus ithaburensis subsp. macrolepis 2 . 6 . 5 . 1 2 5 . 27 . 4 . . . . . . . . Quercus infectoria subsp. boissieri . 20 3 32 35 5 7 11 39 29 24 22 31 10 3 1 . . 3 1 1 Ostrya carpinifolia . . . . 3 . . . 3 . 1 68 1 . 1 2 . . . 2 11 Quercus trojana . . . . 5 . . 1 1 2 14 44 6 . 1 . . . 8 8 . Quercus vulcanica . . . . . . . . . . . 16 . . 2 9 . . 1 . . Quercus cerris . 2 . . 5 9 . 6 13 11 23 35 100 61 41 26 71 . 4 11 1 Pinus nigra subsp. pallasiana . . . . . . . 1 2 1 8 . 9 26 100 55 57 2 3 14 4 Pinus sylvestris . . . . . . . . . . . . . . 6 37 . . . . . Fagus orientalis . . . . . . . . . . . . . . 5 47 . . . . . Castanea sativa . . 6 . . . . . 1 . . . . . 4 26 . . . . . Populus tremula . . . . . 2 . . . . . . . . 10 27 100 . . 7 1 Juniperus excelsa . . . . 36 . 7 12 6 5 13 8 6 1 8 . . . 95 35 47 Abies cilicica . . . . . . . . 1 . . 10 4 . 5 1 . . 9 76 . Cedrus libani . . . . 1 . . . 1 1 . 8 2 . 8 1 . . 3 76 92 Sarcopoterium spinosum 100 31 9 34 1 11 13 4 2 7 . . . . . . . . . . . Cistus creticus 20 74 78 36 54 45 32 29 49 50 9 . 2 . 2 . . . 5 2 1 Genista acanthoclada 4 40 . 47 6 12 19 5 6 4 . . . . 1 . . . . . . Erica manipuliflora . 21 . 100 4 . 4 . 3 11 . . 1 . 1 . . . . . . Phillyrea latifolia 4 18 9 68 86 74 59 33 42 55 8 . 10 2 2 1 . . 9 . . Dominant trees | Applied Vegetation Science Vegetation type 6 of 29 TA B L E 1 Shortened synoptic table of the percentage frequencies of the dominant and diagnostic species of the vegetation types classified at the alliance level; species are sorted by decreasing values of the phi coefficient; only species with φ-values >0.20 and >15% frequency are shown and indicated by grey shading; the species that are not diagnostic but have >10% frequency in the whole table are shown at the bottom of the table. (1) Sarcopoterium spinosum phrygana; (2a) Cistus creticus garrigue; (2b) Pinus pinea forest; (3) Erica manipuliflora garrigue; (4a) Arbutus andrachne, Quercus coccifera and Juniperus excelsa sclerophyllous forest and shrubland; (4b) Quercus ilex, Arbutus andrachne and Quercus coccifera sclerophyllous forest and shrubland; (5) Olea europaea sclerophyllous forest and shrubland; (6) Quercus coccifera sclerophyllous forest and shrubland; (7a) Upland Pinus brutia forest; (7b) Lowland Pinus brutia forest; (8) Quercus ithaburensis and Quercus infectoria forest; (9) Ostrya carpinifolia, Quercus trojana and Quercus vulcanica forest; (10) Quercus cerris forest; (11) Cistus laurifolius shrubland; (12) Pinus nigra forest; (13) Forests dominated by temperate species; (14) Populus tremula forest; (15) Juniperus communis subsp. nana shrubland; (16) Juniperus excelsa forest; (17) Abies cilicica and Cedrus libani forest; (18) Cedrus libani forest. Full synoptic table is in Appendix S2 Dominant shrubs KAVGACI et Al. (Continues) (Continued) Vegetation type 1 2a 2b 3 4a 4b 5 6 7a 7b 8 9 10 11 12 13 14 15 16 17 18 Arbutus andrachne . 2 . 2 60 91 15 8 8 40 . 5 4 . 1 . . . . . 1 Quercus coccifera 21 10 56 38 90 71 68 100 68 67 11 2 21 3 3 2 . . 32 12 24 Quercus ilex . . . . 1 38 1 . 1 . . . . . . . . . . . . Olea europaea 15 2 19 32 44 52 79 12 12 22 3 . . . . . . . 1 . . Cistus laurifolius . 3 3 . . . . 2 4 . 6 . 26 100 40 19 74 5 . . . Juniperus communis subsp. nana . . . . . . . . . . . . . . . 1 . 100 . . . KAVGACI et Al. TA B L E 1 Diagnostic species (1) Sarcopoterium spinosum phrygana Anagallis arvensis 72 8 . 11 1 . 7 3 2 . 4 . 1 . 1 . . . 4 . . Hymenocarpos circinnatus 42 . . 4 3 . 6 8 4 1 1 . . . . . . . . . . Lysimachia linum-stellatum 27 1 . . 1 . 1 . 1 1 1 . . . . . . . . . . Rumex bucephalophorus 28 2 . 2 1 . . 1 1 . 7 . 2 . . . . . . . . Plantago lagopus 31 . . 9 1 . 4 3 2 1 1 . . . . . . . 1 . . Anthemis arvensis 20 . . . . . . 2 1 . . . 1 . . . . . . . . Sherardia arvensis 46 3 25 . 4 5 17 7 4 1 2 . 1 . . . . . 1 1 . Aphanes arvensis 19 . . . . . . . . . . . . . . . . . 5 . . Pallenis spinosa 17 1 . . . . 2 1 . . 1 . . . . . . . . . . Hippocrepis unisiliquosa 17 3 . . . . . 3 1 . 1 . . . . . . . . . . . . 4 . . 6 5 3 1 . . . . . . . . . . . . . . . . 1 1 2 . 4 . 2 . 1 . . . 1 . . Plantago cretica 21 7 . . . . 1 7 2 . . . . . . . . . . . . Trifolium stellatum 41 16 9 9 6 8 9 11 11 . 14 . 2 . 1 . . . 4 . . Medicago orbicularis 22 . . 2 1 . 3 6 3 1 5 . . . . . . . . 1 3 Pyrus amygdaliformis 28 1 3 . 1 15 3 11 5 1 7 . 2 1 1 . . . . . . Lagoecia cuminoides 31 . . . 5 6 22 13 2 2 17 . . . . . . . 5 2 . Crepis foetida 38 10 22 . 5 3 25 9 8 5 18 . 1 . 1 1 . . 6 4 . Briza maxima 35 26 13 6 3 2 24 6 4 . 9 . . . 1 . . . 1 . 3 Aira elegantissima 27 5 16 19 1 5 6 4 2 1 2 . 1 2 1 1 . . . . 1 Geranium molle 17 . . . 3 . 10 2 2 1 1 . 2 . 1 . . . . 4 . Tordylium apulum 17 3 . . . . 1 6 7 1 8 . . . . . . . . . . Scorpiurus muricatus 16 5 . 9 . . 4 2 1 . 2 . . . . . . . . . . (Continues) 7 of 29 22 19 Applied Vegetation Science | Onobrychis caput-galli Parentucellia latifolia (Continued) 2a 2b 3 4a 4b 5 6 7a 7b 8 9 10 11 12 13 14 15 16 17 18 Galium brevifolium 17 3 6 . . . 15 4 2 . 1 . . . 1 . . . . . . Medicago minima 23 13 . . 4 . 6 17 6 1 15 . 2 . 1 . . . 5 1 2 Stipa capensis 4 26 3 . . . 1 5 2 . 1 . . . . . . . . . 3 Micromeria nervosa . 18 . 2 6 . 7 2 1 4 . . . . . . . . . . . Trifolium angustifolium 17 23 6 . 4 . 3 8 7 3 10 . 2 . 1 . . . . . . Fumana thymifolia 15 20 . 2 4 5 1 9 4 4 1 . . . . . . . 1 . . Briza media . . 38 . . . . . 1 . 3 . 1 . 4 3 . . . . . Cynosurus cristatus . 9 34 . . . . 1 . . . . . . 1 . . . . . . Bromus erectus 1 2 34 . 1 . . . 1 . . . . . 1 . . . . . 6 Saxifraga cymbalaria . . 22 . . . . . . . . . . . . . . . . . . Cynosurus echinatus 14 2 69 30 2 2 5 12 17 4 17 11 8 . 1 . . . 14 7 2 Clematis vitalba . . 28 . 2 . . . 1 . . 11 1 . . . . . . . . Cynosurus effusus 2 2 25 . 1 . . 1 3 . . . . . . . . . . . . Asplenium adiantum-nigrum . . 19 . 1 . 1 . . . . . . . 1 1 . . . . . Bellis perennis . . 28 . . 2 3 1 4 . . . 5 . 1 . . . 4 1 . Taraxacum hybernum . 1 19 . . . . . . . . . . . . . . . 2 1 . Capparis spinosa . 2 22 . 1 . 3 1 1 2 . . . . . . . . . . . Aira caryophyllea . . 16 . . . . . 1 . . . . . . . . . . 1 . Trifolium tomentosum 4 1 28 11 2 3 1 2 2 . . . . . . . . . . . . Nigella arvensis . . 19 . . . . 3 . . 2 . . . 1 . . . . . 1 Globularia alypum . . 16 . . 3 . . . . . . . . . . . . . . . Plantago afra 5 . 19 . 1 . 5 . 1 . . . . . . . . . . . . Gagea graeca 2 . 22 9 1 2 5 1 2 . . . . . . . . . . . . Cardamine graeca . 3 28 . 1 12 6 2 2 1 . . 2 . 1 3 . . 1 6 1 Hordeum murinum 4 . 22 . 3 . 1 4 1 . 2 . 1 . . 1 . . . . 6 Limodorum abortivum . . 25 2 . 8 1 . 6 3 1 . . . 9 6 . . . 1 . Cerastium illyricum 4 1 19 2 . . 1 4 3 . 3 . . . 1 . . . . . . Hypericum montbretii 1 . 22 . . . . . . . 1 . 6 . 7 7 9 . . . . Quercus pubescens . . 34 . 3 5 . 6 2 . 21 . 24 10 9 3 . . 5 7 . (2a) Cistus creticus garrigue (2b) Pinus pinea forest (Continues) KAVGACI et Al. 1 | Applied Vegetation Science Vegetation type 8 of 29 TA B L E 1 (Continued) Vegetation type 1 2a 2b 3 4a 4b 5 6 7a 7b 8 9 10 11 12 13 14 15 16 17 18 Psoralea bituminosa 11 6 22 . 4 12 . 1 2 1 . 3 . . . . . . . . . Lotononis genistoides . . 19 . . . . 5 4 6 12 . 4 . 2 1 . . . 5 . Hyparrhenia hirta 10 11 25 2 10 . 17 7 2 10 1 . . . . . . . . . 12 KAVGACI et Al. TA B L E 1 (3) Erica manipuliflora garrigue Cytisopsis dorycniifolia . 1 . 36 5 . 2 . 1 . . . . . . . . . . . . Hypericum adenotrichum . . . 32 . . . . 1 . 1 . 1 2 2 . . 9 . . . Stachys byzantina . . . 21 . . . . . . 1 . . . . . . . . . . Scorzonera elata 4 11 13 38 1 . 13 . 2 2 . . 1 . 1 . . . . . . Lupinus varius 1 . . 17 . . . . . . . . . . . . . . . . . Linum corymbulosum 4 14 . 32 . 3 6 2 1 . . . . . . . . . . . . Inula heterolepis 1 13 . 32 1 . 13 1 2 1 . . . 1 . . . . . . 3 Andropogon distachyos . 3 . 17 . . 1 . 1 2 . . . . . . . . . . . Cytinus hypocistis . 5 . 23 . 2 . 1 14 3 . . . . . . . . . . . Carlina corymbosa 10 . . 21 3 . 4 1 2 1 . . 1 . . . . . . . . Bupleurum gracile . 10 . 17 . . 3 . 1 . . . . . . . . . . . 1 Fumana arabica 12 14 . 30 6 . 12 4 5 2 2 . . . 1 . . . . . . Gladiolus anatolicus . 1 . 19 2 . 4 . 3 5 . . 6 . . . . . . . . Piptatherum coerulescens 2 18 38 47 9 5 33 18 11 27 2 . . . 1 . . 5 11 4 . 3 9 . . 1 . . . . . 6 3 . (4a) Arbutus andrachne, Quercus coccifera and Juniperus excelsa sclerophyllous forest and shrubland Phlomis leucophracta . . . . 20 . 3 . (4b) Quercus ilex, Arbutus andrachne and Quercus coccifera sclerophyllous forest and shrubland . 5 . . 3 42 6 2 2 1 1 . . . 1 1 . . . . . Tamus communis 1 . 19 2 13 65 12 8 6 3 3 8 7 . 1 2 . . 3 1 1 Brachypodium retusum 1 5 . . . 20 1 . . . . . . . . . . . . . . Laurus nobilis . . . . 7 23 4 1 1 3 . . . . . . . . . . . Ruscus aculeatus . . 6 13 25 39 7 4 7 10 . . 2 . 1 . . . . 1 . Rubia peregrina 2 . 6 9 5 23 . 7 1 . . . . . . . . . . . . Rubia tenuifolia 4 3 . 21 13 39 18 18 6 8 1 5 3 . 1 2 . . . 1 4 Piptatherum miliaceum . 11 . 13 6 30 20 5 4 9 . . 1 . . . . . . . . Salvia fruticosa . 2 9 . . 17 4 4 1 . . . 2 . 2 . . . . . . Asparagus acutifolius 25 3 19 17 25 50 38 23 33 37 7 3 6 . . . . . 1 1 1 Ceterach officinarum . 2 . . 8 27 18 3 3 3 . 21 2 . . . . . 10 8 1 9 of 29 (Continues) Applied Vegetation Science | Hypericum empetrifolium (Continued) Vegetation type 1 2a 2b 3 4a 4b 5 6 7a 7b 8 9 10 11 12 13 14 15 16 17 18 . 3 . . 1 . 31 2 2 5 . . . . 1 . . . . . . Phagnalon graecum 1 . . . 1 . 22 . 1 1 . . . . . . . . . . . Ceratonia siliqua . . . . 7 5 28 2 1 10 . . . . . . . . . . . Anthemis chia 10 . . . . . 22 6 4 . . . . . . . . . 3 . . Orlaya daucoides 9 . . 11 1 2 29 5 3 1 8 . 2 . 1 . . . 7 1 . Galium setaceum 12 9 . . 3 . 23 3 1 1 . . . . 1 . . . . . . Quercus aucheri 10 . . . . 15 24 3 2 3 . . . . . . . . . . . Trifolium hirtum . . . 2 3 . 19 2 4 1 3 . 2 5 . . . . . . . Geranium lucidum 1 . . . 1 14 24 6 5 . 1 . 2 . 1 2 . . 1 2 1 Urospermum picroides 4 5 . . 3 2 19 4 1 5 . . . . . . . . 2 . . Urginea maritima 19 . 6 . 2 . 24 5 3 8 . . . . . . . . . . . Campanula podocarpa 11 7 . . . 8 19 . . . . . . . . . . . . . . Arabis verna 2 . . . 2 3 19 1 6 . 2 . . . . . . . 5 4 3 Origanum onites 19 1 19 2 6 2 31 7 7 13 1 . . . 1 . . . . . 6 Crucianella latifolia 4 10 . 11 18 15 40 15 9 22 9 5 3 3 1 . . . 17 3 . Daphne gnidioides . 7 13 2 25 . 31 15 11 8 . . . . 1 . . . 7 2 . Euphorbia falcata 10 10 . . 3 3 19 1 1 4 3 . 1 . . . . . . . 4 | Applied Vegetation Science (5) Olea europaea sclerophyllous forest and shrubland Phlomis lycia 10 of 29 TA B L E 1 (6) Quercus coccifera sclerophyllous forest and shrubland Valerianella vesicaria 7 5 . . 2 . . 22 7 . 5 . 2 . 1 1 . . 9 3 1 Jasminum fruticans . 1 . . 26 . 12 30 7 6 13 5 3 2 1 . . . 23 5 8 Echinaria capitata 6 . . . . . 1 18 3 . 15 . 6 . 1 . . . 9 2 . (7a) Upland Pinus brutia forest Poa annua . . . . . . . 1 19 1 . . . . 1 . . . . . . Poa trivialis . . . . 1 . 1 3 17 1 . . 2 . 2 9 . . . . . Lathyrus aphaca 1 2 . 2 3 2 1 6 18 5 3 . 9 . 1 . . . . 2 . (7b) Lowland Pinus brutia forest . 6 . 19 24 11 13 2 9 40 . . . . . . . . . . . Cotinus coggygria . . . 4 20 3 4 1 8 29 . 6 3 . . . . . . . . Lens ervoides . . . . 2 5 3 1 6 18 1 . 4 . . . . . . 1 . Stipa bromoides . 16 . 23 21 9 13 10 15 41 2 6 13 . 2 . . . 18 8 5 Styrax officinalis 1 . 13 . 37 32 15 21 38 49 13 25 33 . 2 1 . . 7 7 7 (Continues) KAVGACI et Al. Myrtus communis (Continued) Vegetation type 1 2a 2b 3 4a 4b 5 6 7a 7b 8 9 10 11 12 13 14 15 16 17 18 Lithodora hispidula . 6 . 6 14 . 1 . 1 16 . . . . . . . . . . . KAVGACI et Al. TA B L E 1 (8) Quercus ithaburensis and Quercus infectoria forest Eryngium campestre 6 3 . . . . . 4 1 1 18 . 6 5 1 1 . . 3 2 . Crupina crupinastrum 12 10 . . 9 5 7 11 7 . 26 . 2 . 1 . . . 8 2 . Ziziphora capitata 2 . 3 . 3 . . 2 4 1 17 . 3 . 1 2 . . 5 9 1 (9) Ostrya carpinifolia, Quercus trojana and Quercus vulcanica forest Opopanax hispidus . . . . 2 . 1 1 . . . 33 1 . . . . . 3 . . Festuca heterophylla . . . . . . . 3 . . 1 38 1 1 5 14 . . . 4 . Paeonia mascula . . . . . 6 1 4 1 . . 30 . . 1 1 . . . 2 2 Cornus sanguinea . . . . 2 . . . 1 . . 22 3 . . . . . . . . Geum urbanum . . . . 1 . . 1 1 . 1 43 18 1 4 6 . . 9 7 7 Rubia rotundifolia . . . . . . . . . . . 17 . . . 1 . . . . . Serratula grandifolia . . . . . . . . . . . 17 . . 1 . . . . . . Myrrhoides nodosa . . . . . . . . . . 3 22 5 . . . . . . . . Eragrostis cilianensis . . . . . . . . . 1 . 16 . . . . . . . . . Fraxinus ornus . . . . 2 11 2 . 4 . . 40 13 . 4 1 . . 1 5 15 Epipactis condensata . . . . . 3 . 3 1 . 1 24 . . 4 . . . 3 3 . Laser trilobum . . . . . . . 1 . . 2 22 1 . 4 7 . . . 1 . . . 3 . 12 5 . 6 7 8 2 56 31 5 16 25 . 7 3 26 2 . . . . 1 . 1 1 1 . 1 25 1 . 2 1 3 . . 12 3 Acer monspessulanum . . . . 1 . . 3 1 . 6 25 2 . 1 . . . 6 2 8 Acer hyrcanum . . . . . . . . 1 . . 25 . . 1 2 . . 4 9 13 Erysimum goniocaulon . . . . 1 . . 1 1 . 1 16 . . 1 . . . . 2 2 Coronilla emerus subsp. emeroides . . . . 19 9 . 7 7 5 3 38 18 . 2 1 . . 1 4 3 Physospermum cornubiense . . . . . 2 . . 2 . 1 22 3 . 5 7 . . . 3 . Lathyrus aureus . . . . . . . . . . . 16 1 . . 8 . . . . . Galium lucidum . . . . . . . . 2 . . 17 . 9 1 . . . . . 1 Lapsana communis . . . . 2 . 2 12 3 . 4 29 13 . 11 17 3 2 3 16 1 11 of 29 (Continues) Applied Vegetation Science | Clinopodium vulgare Elymus panormitanus (Continued) Vegetation type 2a 2b 3 4a 4b 5 6 7a 7b 8 9 10 11 12 13 14 15 16 17 18 Agrimonia eupatoria . . . . 1 . . 1 1 . 1 . 18 . 1 2 . . . 1 2 Falcaria vulgaris . . . . 1 . . 3 2 1 8 13 31 3 1 . . . 8 10 3 Prunus spinosa 2 . . . . . . . 1 . 5 . 16 . 1 1 . . . . . Bunium ferulaceum . . . . . . . . 3 1 . . 16 . 2 . . . . . 9 Galium verum 2 1 . . 2 . . 15 1 . 12 . 30 5 9 6 . 2 14 5 1 Cephalorrhynchus tuberosus . . . . 1 . 2 . 1 1 . 8 19 . 3 1 . . 1 13 3 Crataegus monogyna 2 . 3 . 8 3 1 22 15 12 19 8 38 3 11 15 . . 5 3 1 Festuca valesiaca . . . . 2 . 1 4 2 4 3 . 24 9 7 4 . . 6 3 13 Lathyrus digitatus . . . . . . . 8 3 . 6 17 27 9 8 2 . . 6 12 . Trifolium physodes . . . . 2 . . 1 5 8 4 5 20 . 2 1 . . 3 10 1 Coronilla varia . . . . . . 1 7 4 2 10 22 28 2 8 9 17 . 6 8 . (10) Quercus cerris forest | Applied Vegetation Science 1 12 of 29 TA B L E 1 (11) Cistus laurifolius shrubland . . . . 2 2 . 1 1 . 1 . . 40 1 . . . 1 1 . Linaria simplex . 2 . . . . . 1 2 1 5 . . 32 1 . . . 2 2 . Herniaria glabra . . . . . . . 1 . . . . . 19 . . . . . . . Silene supina subsp. pruinosa . . . . . . . 4 . . 2 . . 23 1 . . . 1 1 . Logfia arvensis 1 . . . . . . 10 3 1 16 . 4 45 . 1 17 . 15 2 . Verbascum insulare . . . . . . . . . . . . . 16 1 . . . . . . Alyssum desertorum var. desertorum . . . . 1 . 1 2 4 . . . 1 20 1 . . . . 1 . Ziziphora taurica 1 7 6 . . . 1 5 2 . 5 . . 32 1 . . 7 3 2 . Bromus squarrosus 4 14 . . 1 . . 6 2 1 15 3 1 43 2 . 29 5 9 1 5 Arabis nova . . . . . . . 2 1 . 4 . 2 25 1 . . . 4 6 9 Sedum pallidum . . . . 1 . . 2 1 . 1 . 2 28 5 6 . 11 14 4 1 Phleum exaratum . . . . . . 1 14 1 . 9 . 4 25 1 . . . 9 . 1 Salvia tomentosa . . . . 25 . 5 12 12 24 5 30 35 58 18 8 . 2 21 27 9 Holesteum umbellatum . . . . . . . 2 2 . . . . 16 1 . . 2 3 . 4 Bromus tectorum 23 14 34 2 3 . 1 11 2 2 16 . 7 47 9 1 29 5 13 18 3 Juniperus oxycedrus . 6 3 . 32 2 . 28 27 16 46 49 57 68 38 14 3 . 34 38 21 Vulpia ciliata 2 . 3 2 1 . 1 4 2 1 13 . . 18 1 1 . . . . 2 (Continues) KAVGACI et Al. Galium floribundum (Continued) Vegetation type 1 2a 2b 3 4a 4b 5 6 7a 7b 8 9 10 11 12 13 14 15 16 17 18 Minuartia mesogitana 4 . . . 4 . 5 1 2 1 5 3 . 23 1 . 17 . 10 1 1 Trifolium arvense 4 24 . 6 4 5 4 6 10 6 14 . 10 30 5 1 . . 13 2 1 KAVGACI et Al. TA B L E 1 (13) Forest dominated by temperate species Fragaria vesca . . . . . 2 . . 1 . 1 . 6 1 14 43 . 2 . 1 . Asperula involucrata . . . . . . . . . . 6 . 15 . 12 41 . 2 . 1 . Carpinus betulus . . . . . . . . . . . . . . 1 18 . . . . . Cirsium hypoleucum . . . . . . . . . . . . . . 2 19 . . . . . Galium paschale . . . . . . . . . . . . 2 . 9 25 . . . . . Veronica officinalis . . . . . . . . . . . . . . 1 17 . . . . . Quercus petraea . . . . . . . . . . 3 . . . 9 30 9 . . 3 . Corylus avellana . . . . . . . 1 . . . . . . 1 16 . . . . . Stellaria holostea . . . . . . . . 1 . . . 2 . 3 19 . . . . . Galium rotundifolium . . . . 1 . . . . . . . . . 4 19 . . . 2 . Veronica chamaedrys . . . . . . 1 . 1 . . . 5 . 15 24 . . . . 1 Rubus caesius . . . . . . . . 1 1 . 13 2 . 2 17 . . . . . Sorbus torminalis . . . . 1 . . . 2 . . 17 6 . 9 24 . . . 7 3 Viola sieheana . . . . 2 . . . 1 . 1 6 2 . 9 18 . . . 3 . Cytisus pygmaeus . . . . . . . . . . 1 . 2 5 11 20 . . . . 3 Trifolium alpestre . . . . . . . . . . . . 8 10 11 18 . . . . . Pilosella piloselloides . . 3 . . . . 2 3 . 10 . 8 13 14 26 6 . 2 4 3 (14) Populus tremula forest . . . 1 3 . . 1 . . . 5 1 3 7 86 . . . . . . . . . . . . . . 2 . 1 13 1 . 89 5 . 1 3 Saponaria glutinosa . . . . . . . . . . 1 . . . 1 1 69 . . . 5 Myosotis discolor . . . . . . . . . . . . . 23 . . 80 . . . . Silene compacta . . . . . . . 1 . . . 3 2 3 6 4 80 . . 6 1 Verbascum × splendidum . . . . . . . 1 . . . . . . . . 57 . . . . Arabis sagittata . . . . . . . . 1 1 . 5 3 . 2 1 63 . . . . Petrorhagia alpina . . . . . . . . . . . . 1 5 8 11 54 2 . 7 . Micropyrum tenellum . . 6 . . . . 1 . . . . . 14 1 1 46 . . . . Poa nemoralis . . . . . 3 . 3 1 . 2 30 35 2 13 23 86 . 15 18 1 Linaria genistifolia subsp. genistifolia . . . . . . . . . . . . . 1 . . 23 . . . . (Continues) 13 of 29 . Erysimum smyrnaeum Applied Vegetation Science | Cytisus hirsutus (Continued) Vegetation type 1 2a 2b 3 4a 4b 5 6 7a 7b 8 9 10 11 12 13 14 15 16 17 18 . . . . 1 3 3 4 2 . 5 11 4 . 5 3 46 . . 4 1 Thlaspi violascens . . . . . . . . . . . . . . . . 23 . . 2 . Fibigia eriocarpa . . . . 1 . 1 5 1 . 1 . 2 . 1 . 40 . 12 6 6 Anthemis tinctoria . . . . 2 . . 14 3 . 27 32 21 26 17 13 80 . 21 18 1 Veronica dillenii . . . . . . . . . . . . . 11 1 1 29 . . . . Stachys lavandulifolia . . . . . . . 2 1 . 1 . 1 . 1 . 29 . 11 4 . Cephalanthera rubra . . . . . . . 5 5 1 4 2 5 3 14 10 40 . 2 9 1 Campanula lyrata 6 2 38 . 5 . 7 12 10 . 9 43 5 22 22 8 69 . 2 7 9 Trifolium medium . . . . . . . . . . 1 . 2 2 9 3 23 . . . . Hypericum perforatum . 1 . . 4 . 2 6 1 4 1 . 1 5 4 7 34 2 5 11 1 Silene italica 1 . 31 . 2 14 . 13 9 . 7 43 24 6 25 16 57 9 11 34 6 Colutea cilicica . 13 19 15 4 14 . 11 7 1 1 8 10 . 1 1 34 . 4 1 5 Bromus sterilis 11 1 . 11 3 3 31 11 7 3 20 5 9 1 3 . 34 . 17 7 3 | Applied Vegetation Science Galium aparine 14 of 29 TA B L E 1 (15) Juniperus communis subsp. nana shrubland . . . . . . 1 . . . . . . . 1 . . 39 3 1 1 Hypericum linarioides . . . . . . . . . . . . . . . . . 23 . . . Bromus tomentellus . . . . . . . 3 1 . 10 . 1 9 6 . . 48 21 7 1 Thymus longicaulis . . . . . . . . . . 1 . 4 8 6 11 . 39 2 1 . Poa alpina . . . . . . . 1 1 . . . . . . . . 25 . . 7 Minuartia juressi . . . . . . . . 1 . . . . . 3 . . 20 . . . Daphne oleoides . . . . 1 . 1 4 1 . 3 . . . 6 . . 39 7 14 5 Astragalus brachypterus . . . . . . . . . 1 . . . . . . . 16 . . . Rosa pulverulenta . . . . . 3 . . 1 . . . 3 . 3 9 . 30 . 4 12 Acantholimon ulicinum subsp. ulicinum . . . . . . 2 . . . 1 . . . 1 . . 25 7 4 8 Minuartia anatolica . . . . . . . 2 . . 3 . 2 . 1 . . 18 2 . . Pilosella hoppeana . . . . . . . 4 1 1 4 . 8 15 20 22 . 39 1 3 1 Thymus zygioides . . . . . . . 7 1 . 10 . 4 6 4 1 . 30 9 3 . Astragalus angustifolius . . . . . . . 16 4 1 16 . 8 5 5 . . 41 28 12 3 Euphorbia herniariifolia . . . . . . . . . . 1 . . 1 3 . . 18 2 3 8 Cerastium dichotomum 4 . . . . . . 2 1 . 8 6 4 . 3 2 . 18 6 5 2 Digitalis ferruginea . . . . . . . 1 . . 3 . 3 10 17 22 . 23 2 6 3 (Continues) KAVGACI et Al. Marrubium astracanicum (Continued) Vegetation type 1 2a 2b 3 4a 4b 5 6 7a 7b 8 9 10 11 12 13 14 15 16 17 18 Minuartia hamata . . . . . . . 14 . . 17 . 2 . 5 . . . 37 6 6 Ziziphora tenuior . . . . 1 . 2 6 1 . 10 . . . 3 . . . 24 4 . Aubrieta canescens subsp. canescens . . . . . . . . . . . . . . . . . . 16 . 10 Arenaria serpyllifolia . . . . 1 . . 7 1 . 4 . 3 . 3 . . . 20 4 . Minuartia multinervis . . . . . . . 4 1 . 1 . . . 2 . . . 16 6 . Phlomis grandiflora . . . . 8 . 1 3 13 2 . . 2 . . . . . 22 7 3 Phlomis armeniaca . . . . . . . 4 1 . 3 . . . 1 . . 9 17 2 3 Berberis crataegina . . . . . . . 7 3 3 21 22 18 3 10 . . 18 40 16 20 Geranium tuberosum . . . . 1 . 1 11 2 . 5 5 4 . 4 1 . 2 23 20 6 Briza humilis . . . . 2 3 1 26 10 1 17 27 19 16 5 . . 2 36 16 6 (16) Juniperus excelsa forest KAVGACI et Al. TA B L E 1 (17) Abies cilicica and Cedrus libani forest Cyclamen cilicicum . . . . 2 . . . 1 1 . . . . 1 . . 2 6 23 . Corydalis solida . . . . . . . 1 2 . . . . . 4 2 . 5 9 27 . Veronica cuneifolia . . . . . . . . 1 1 . . 4 . 3 . . . 1 18 11 Anemone blanda . . . . 1 . . . 5 . 1 8 1 . 2 1 . . 4 21 8 Juniperus drupacea . . . . . . . 1 1 . . 14 2 . 2 . . . 13 21 1 Thlaspi perfoliatum . . . . 1 5 . 4 4 . 6 21 7 . 7 2 . . 17 26 12 Myosotis alpestris . . . . . . . . . . 3 2 7 . 5 3 3 5 6 17 7 Anthemis rosea . . . . 1 . 2 2 1 . . . . . . . . . 3 3 35 Lonicera nummulariifolia . . . . . . . . 1 . 2 13 3 . 2 . . . 3 15 41 Vicia villosa . . . . 1 . 1 1 2 1 . . 2 . 2 . . . . . 24 Astragalus macrourus . . . . . . . . . . . . . . . . . . . . 17 Lolium temulentum var. temulentum . . . . . . . . 1 . . . . . . . . . . . 16 Bromus lanceolatus . . . . . . . . 1 . . . . . . . . . . . 16 Ranunculus argyreus . . . . . . . . 1 1 . . 1 3 . . . . 2 1 19 Crepis macropus . . . . . . . 1 . . 1 . 2 . . . . . 4 . 16 Verbascum sinuatum . . . . 1 . . 1 2 1 . . 2 . 1 . . . . . 16 Alliaria petiolata . . . . . . . . . . . 13 5 . 1 3 . . . 2 20 Orchis palustris . . . . . 6 2 . 1 . . . . . 1 . . . . 7 17 (18) Cedrus libani forest Applied Vegetation Science | 15 of 29 (Continues) (Continued) Vegetation type 1 2a 2b 3 4a 4b 5 6 7a 7b 8 9 10 11 12 13 14 15 16 17 18 Asphodelus aestivus 52 3 9 47 . 9 27 11 6 3 14 . . . . . . . 4 . . Galium murale 28 . 22 . 2 2 6 4 3 . . . . . . . . . . 1 . Theligonum cynocrambe 21 . 16 . 1 . 3 1 1 1 . . . . 1 . . . 1 . . Valantia hispida 25 3 . . 5 . 19 4 1 1 . . . . 1 . . . 4 . . Trifolium campestre 59 23 56 30 10 15 22 29 26 20 13 . 11 15 7 1 . . 9 1 1 Avena barbata 35 9 50 9 9 5 17 7 2 . 9 . . . 1 . . . 5 2 . Trachynia distachya 31 28 . 9 9 3 37 10 5 7 3 . . . 2 2 . . 5 1 1 Cistus salviifolius 5 45 13 47 14 24 19 6 4 21 . . . . 1 . . . . . . Lavandula stoechas 6 34 91 34 3 2 12 1 4 4 . . . . . . . . . . . Coridothymus capitatus 10 29 31 . 7 5 11 2 1 1 . . . . . . . . . . . Anthyllis hermanniae 1 6 28 . 1 21 . 1 1 1 . . . . . . . . . . . Euphorbia characias subsp. wulfenii . . 34 23 13 3 41 8 5 14 . . . . . . . . . . . Helichrysum stoechas 1 5 19 . 2 20 6 . 1 . . . . . . . . . . . . Pteridium aquilinum . . 22 . . 3 . . 3 1 . 3 4 . 11 22 . . . . . Aetheorhiza bulbosa 5 1 3 21 2 2 20 1 5 6 . . . . 1 . . . . . . Teucrium divaricatum . 18 19 32 3 39 15 6 4 3 . . . . . . . . . . . . . . 23 5 18 35 4 5 3 . . . . . . . . 1 . . 2 8 6 47 80 52 35 49 41 58 23 2 17 5 2 1 . . 11 2 4 Fontanesia phillyreoides . . . . 33 2 1 . 19 28 . . 12 . . . . . . . . Eryngium falcatum . 2 . . 28 . 4 5 14 33 . . 5 . 1 . . . 1 . 1 Smilax aspera 1 . 13 21 38 56 35 5 11 35 . . . . 1 . . . . . . Melica minuta . . . . 2 24 21 2 3 3 . . . . 1 . . . . . 1 Pistacia lentiscus 4 11 . 2 9 2.9 29 3 2 7 . . . . . . . . . . . Arisarum vulgare 1 1 . . 3 24 33 1 5 3 . . . . . . . . . . . Selaginella denticulata . 6 . 4 . 17 16 1 2 1 . . . . . . . . . . . Cerastium fragillimum . . . . . . . 4 2 2 13 29 6 3 6 . . . 28 24 4 Papaver apokrinomenon . . . . . . . 1 1 . 1 14 . . 1 . . 18 1 1 . Carex divulsa . . . . . . . 1 2 3 2 22 31 2 5 5 . . 1 7 . Lathyrus laxiflorus . . . . . . . 7 4 3 11 22 43 1 36 47 . 7 5 30 . Brachypodium pinnatum . . . . 3 . . . 1 5 . . 22 . 11 24 . . . . 1 (Continues) KAVGACI et Al. Clematis cirrhosa Pistacia terebinthus | Applied Vegetation Science Diagnostic species for more than one alliance 16 of 29 TA B L E 1 KAVGACI et Al. TA B L E 1 (Continued) Vegetation type 1 2a 2b 3 4a 4b 5 6 7a 7b 8 9 10 11 12 13 14 15 16 17 18 Veronica grisebachii . . . . . . . 2 . . 1 . . 30 1 . 57 . . . . Hypericum origanifolium . . . . . . . . 1 . . . . 22 1 . 34 . 3 2 . Allium flavum . . . . 1 . 6 2 2 1 1 . . 18 1 . 17 . 1 2 2 Acinos rotundifolius . 1 . . 1 . 6 13 4 1 10 13 6 40 4 . 51 . 35 11 18 Alyssum strigosum 4 . . . 5 . 9 34 8 7 23 . 5 38 4 . . 2 42 22 1 Hypericum olympicum . . . . . . . . 1 . . . . 14 2 4 . 16 . . . Viscum album . . . . . . . . 1 . 1 . 2 . 17 14 . . . 2 . Luzula forsteri . . 25 . . . . 1 5 1 2 . 10 . 27 40 . . . . . Rubus canescens . . . . . 5 . 2 2 . 3 2 16 15 28 40 . 2 . 3 . Turritis laxa . . . . . . . . 1 . 1 6 1 2 21 25 29 . 1 19 . Euphorbia kotschyana . . . . . . 2 7 3 5 11 24 8 . 8 . . 23 48 46 7 Juniperus foetidissima . . . . 1 . . 2 1 . 10 . 1 3 2 . . . 28 13 26 Lamium garganicum . . . . 1 . 1 4 1 . 2 14 8 . 9 7 . 2 17 31 33 Bunium microcarpum . . . . 1 3 . 2 3 1 1 5 2 . 7 . . . 21 24 23 Calicotome villosa 6 48 25 49 28 26 47 7 7 16 2 . 1 . . . . . 3 . . Arabis caucasica . . . . . . . . 1 . 2 49 1 . 4 2 40 5 13 35 11 Galium peplidifolium 1 . . . 2 . . 9 2 1 20 44 15 . 12 . 69 . 41 47 10 Non-diagnostic species with more than 10% frequency in the whole data set 38 24 41 40 28 20 25 39 38 34 47 24 52 39 34 24 26 11 23 51 20 31 25 19 38 5 12 24 45 42 2 42 24 24 53 43 11 57 25 64 43 7 Teucrium chamaedrys . 3 . . 15 5 14 22 13 20 27 32 35 33 18 12 11 14 44 24 4 Teucrium polium 7 47 16 36 21 . 14 31 12 24 33 13 5 14 3 . 3 5 33 11 5 Vicia cracca 1 . 3 11 1 3 . 20 10 5 21 21 32 1 18 12 34 . 9 22 21 Doronicum orientale . . 6 . 1 6 . 8 6 2 3 13 16 . 28 11 . 11 7 25 19 Dorycnium pentaphyllum . . . . 3 2 1 14 14 9 11 10 15 5 19 28 . 5 4 11 . Micromeria myrtifolia 14 29 31 30 24 15 41 18 9 22 3 . . . 1 . . . 21 4 . Applied Vegetation Science | Dactylis glomerata Poa bulbosa 17 of 29 18 of 29 | Applied Vegetation Science KAVGACI et Al. Applied Vegetation Science | KAVGACI et Al. 19 of 29 F I G U R E 2 Distribution of vegetation types in Mediterranean Turkey based on the analysis of a data set of 4,071 vegetation plots. Red points: thermo- and meso-mediterranean vegetation; yellow points: supra-mediterranean vegetation; blue points: oro-mediterranean vegetation [Colour figure can be viewed at wileyonlinelibrary.com] et al., 2014). Especially the Taurus Mountains in southern Turkey, were classified as the suballiance Cisto salviifolii-Lavandulenion running parallel to the coastline, receive humid air from the stoechadis. The invalidity of the alliance name makes invalid also Mediterranean Sea, resulting in summer fog and rainfall (Atalay the sub-alliances (ICPN, Art. 4). Moreover, the authors failed to et al., 2018). This situation supports the productive Abies cilicica select a validly described association as a holotype (ICPN, Art. 5). and Cedrus libani forests, which occur in the Taurus Mountains Therefore, we decided to describe the new alliance Cisto salviifolii- but are absent in western Turkey. This can be due to the per- Lavandulion stoechadis to include vegetation on non- carbonate pendicular orientation of the mountain ranges in the western bedrock. This new alliance (Appendix S2-1) is grouped under the part to the coastline, which supports the penetration of the order Lavandulo stoechadis-Hypericetalia olympici representing Mediterranean climate further inland and broader distribution of all phrygana vegetation on acidic siliceous and ultramafic sub- Mediterranean vegetation than in the south (Akman, 1995; Mayer strates from the eastern Mediterranean within Cisto-Lavanduletea & Aksoy, 1986). stoechadis (Mucina et al., 2016). 4.2 | Syntaxonomy of Turkish Mediterranean forests and shrublands 4.2.2 | Garrigue Garrigue is an open Mediterranean low scrub formation of browsed 4.2.1 | Phrygana evergreen trees and shrubs, sub-shrubs and herbs resulting from Based on the studies describing phrygana and garrigue communities a successional stage and is maintained by grazing, fire, and summer in Turkey (Ayaşlıgil, 1987; Brullo et al., 1997; Kavgaci et al., 2017), aridity (Kavgacı et al., 2017). long-term grazing, cutting and burning (Bergmeier et al., 2010). It is the vegetation of Clusters 1 to 3 has been traditionally classified Barbero & Quézel (1989) divided garrigue vegetation of the within the class Cisto-Micromerietea julianae and the order Cisto- eastern Mediterranean based on geographical distribution into two Micromerietalia julianae. The class Cisto-Micromerietea julianae and alliances: Hyperico empetrifolii-Micromerion graecae appearing in the order Cisto-Micromerietalia julianae were merged with the class more humid areas in the western part of the eastern Mediterranean Ononido-Rosmarinetea by Mucina et al. (2016). and Helichryso sanguinei- Origanion syriaci (recte Origano syriaci- Phrygana is a vegetation type formed of low, thorny, chamaeph- Hypericion thymifolii sensu Mucina et al., 2016) in the drier eastern ytic (dwarf shrub) species. These communities are mostly the result parts. Cistus creticus and Genista acanthoclada-dominated garrigues of (over-)grazing, fire, and land abandonment. They usually repre- appearing on calcareous bedrock are therefore grouped under the sent a stage of secondary succession (Oberdorfer, 1954; Barbero & alliance Origano syriaci-Hypericion thymifolii. This is also supported by Quézel, 1989; Bergmeier, 2002). Kavgacı et al. (2017; Appendix S2-2a). Cluster 1 includes Sarcopterium spinosum-dominated communi- The current syntaxonomic scheme of garrigue vegetation high- ties that are common throughout the eastern Mediterranean region. lights the importance of bedrock. Some syntaxonomic changes Barbero & Quézel (1989) stated that Sarcopterium spinosum creates should therefore be implemented to meet this criterion. Erica- well-recognizable low phrygana communities, but it is difficult to dominated communities in the eastern Mediterranean occurring on identify the diagnostic species of higher syntaxa. This is because non-calcareous substrates are classified under the alliance Helichryso Sarcopoterium spinosum appears on formerly cultivated land and cre- barrelieri-Phagnalion graeci (Mucina et al., 2009). Since the diagnostic ates dense vegetation, which lasts for about 15 years in the succes- species of this alliance (Mucina et al., 2016; Erica manipuliflora, Cistus sional series (Barbero & Quézel, 1989). salviifolius, Genista acanthoclada, Helichrysum stoechas subsp. barre- Sarcopoterium spinosum- dominated communities are rather difficult to classify. They need a broad-scale assessment in the future. However, Barbero & Quézel (1989) classified these com- lieri) are also diagnostic of our group, it has been classified under this alliance. The alliance Helichryso barrelieri-Phagnalion graeci encompasses munities within the alliance Helichryso sanguinei- Origanion syriaci, communities appearing in the western part of Turkey, which is more which was suggested as nomen dubium by Mucina et al. (2016). humid. Therefore, succession is faster approaching the next succes- Therefore, a new name, Origano syriaci-Hypericion thymifolii, sional stage of macchia, i.e., taller shrubland. Many elements of mac- was proposed to encompass phryganas over calcareous bedrock chia can be found in these communities, such as Myrtus communis, (Mucina et al., 2016). Barbero & Quézel (1989) divided their al- Phillyrea latifolia and Pistacia terebinthus (Appendix S2-3). liance into three sub-alliances according to bedrock differences. Other garrigue communities can be found at the upper eleva- In this classification, Sarcopoterium spinosum-dominated com- tional limit of Mediterranean vegetation (supra-mediterranean belt). munities thriving over green rocks, serpentinites and gabbro They are stages of degradation of Pinus nigra forests and share many 20 of 29 | Applied Vegetation Science KAVGACI et Al. Applied Vegetation Science | KAVGACI et Al. 21 of 29 F I G U R E 3 Typical stands of each vegetation type: (1) Sarcopoterium spinosum phrygana (Manavgat, Antalya, 200 m a.s.l.); (2a) Cistus creticus garrigue (Serik, Antalya, 160 m a.s.l.); (2b) Pinus pinea forest (Bergama, İzmir, 550 m a.s.l.); (3) Erica manipuliflora garrigue (Termessos, Antalya, 350 m a.s.l.); (4a) Arbutus andrachne, Quercus coccifera and Juniperus excelsa sclerophyllous forest and shrubland (Döşemealtı, Antalya, 550 m a.s.l.); (4b) Quercus ilex, Arbutus andrachne, Quercus coccifera sclerophyllous forest and shrubland (Davutlar, Aydın, 50 m a.s.l.); (5) Olea europaea sclerophyllous forest and shrubland (Kaş, Antalya, 200 m a.s.l.), (6) Quercus coccifera sclerophyllous forest and shrubland (Gelendost, Isparta, 1,100 m a.s.l.); (7a) Upland Pinus brutia forest (Korkuteli, Antalya, 900 m a.s.l.); (7b) Lowland Pinus brutia forest (Kemer, Antalya, 220 m a.s.l.); (8) Quercus ithaburensis and Quercus infectoria forest (Termesos, Antalya, 750 m a.s.l.); (9) Ostrya carpinifolia, Quercus trojana and Quercus vulcanica forest (Bayatbademler; Antalya; 950 m a.s.l.); (10) Quercus cerris forest (Aksu, Isparta, 1,200 m a.s.l.); (11) Cistus laurifolius shrubland (Simav, Kütahya, 1,050 m a.s.l.); (12) Pinus nigra forest (Beyağaç, Denizli, 1,300 m a.s.l.); (13) Forests dominated by temperate species (Dursunbey, Balıkesir 1,600 m a.s.l.); (14) Populus tremula forest (Çameli, Denizli, 1,750 m a.s.l.); (15) Juniperus communis subsp. nana shrubland (Simav, Kütahya; 1,950 m a.s.l.), (16) Juniperus excelsa forest (Sütçüler, Isparta, 1,450 m a.s.l.); (17) Abies cilicica and Cedrus libani forest (Alanya, Antalya, 1,750 m a.s.l.); (18) Cedrus libani forest (Elmalı, Antalya, 1,650 a.s.l.). Photo credits: M. Arslan (1, 11, 13, 15), A. Kavgacı (2a, 3, 4a, 5, 6, 7a, 7b, 8, 9, 10, 12, 16, 17, 18), E. Örtel (2b), Ü. Akkemik (4b), Y.S. Bostancı (14) [Colour figure can be viewed at wileyonlinelibrary.com] TA B L E 2 Effects of environmental variables with the percentage of the total variance (PTV) of species data explained by canonical correspondence analysis (CCA) analysis Variable PTV P-value F-statistic Elevation 0.55 0.001 33.58 Mean temperature of driest quarter (BIO9) 0.46 0.001 28.06 Annual mean temperature (BIO1) 0.46 0.001 28.01 Mean temperature of coldest quarter (BIO11) 0.46 0.001 27.96 Mean temperature of warmest quarter (BIO10) 0.45 0.001 27.87 Min temperature of coldest month (BIO6) 0.45 0.001 27.56 Precipitation of warmest quarter (BIO18) 0.45 0.001 27.41 Precipitation seasonality (BIO15) 0.44 0.001 27.19 Precipitation of driest month (BIO14) 0.44 0.001 27.08 Max temperature of warmest month (BIO5) 0.43 0.001 26.46 Mean temperature of wettest quarter (BIO8) 0.43 0.001 26.42 Precipitation of driest quarter (BIO17) 0.43 0.001 26.39 Precipitation of wettest quarter (BIO16) 0.38 0.001 23.11 Precipitation of coldest quarter (BIO19) 0.38 0.001 23.03 Precipitation of wettest month (BIO13) 0.37 0.001 22.88 Temperature seasonality (BIO4) 0.33 0.001 20.48 Isothermality (BIO3) 0.32 0.001 19.80 Annual precipitation (BIO12) 0.30 0.001 18.60 Temperature annual range (BIO7) 0.26 0.001 15.66 Mean diurnal range (BIO2) 0.19 0.001 11.56 common species with them (Atalay & Efe, 2010). In phytosociolog- 4.2.3 | Macchia and sclerophyllous forests ical studies describing Cistus laurifolius shrubland in Turkey, these communities are often identified as an association and are related Macchia is evergreen sclerophyllous shrubland with a more or less to relict Pinus nigra forests (Hamzaoğlu & Duran, 2004; Ture et al., closed canopy structure. It is a stage of vegetation succession to- 2005) or thermophilous deciduous forests (Sağlam, 2013) in terms of wards the forest, replacement stage of climax forests, or even per- floristic similarity. Since the contemporary vegetation classification manent communities on xeric sites. These stages are maintained integrates, in addition to floristic criteria, the physiognomy of the by grazing, forest clearing and fires. Unless the succession is inter- vegetation (Pignatti et al., 1995; Mucina et al., 2016; Bonari et al., rupted, macchia develops into a sclerophyllous forest, but the spe- 2021), Cistus laurifolius-dominated phrygana must be separated from cies composition is nearly the same (Kavgacı et al., 2010). Macchia forest vegetation. A vicariant alliance called Cistion laurifolii exists in and sclerophyllous forests are therefore often treated together the western Mediterranean (Escudero et al., 1996; de Foucault et al., in vegetation classification (e.g., Čarni et al., 2011, 2018; Kavgacı 2012). Because of the floristic and macroecological differences in et al., 2017). the eastern Mediterranean, Cistus laurifolius-dominated shrublands Macchia and sclerophyllous forests used to be grouped with Pinus in Mediterranean Turkey have been identified as a new alliance brutia and Pinus pinea forests and classified within the class Quercetea called Galio floribundi-Cistion laurifolii (Appendix S2-11). ilicis in Turkey (Quézel et al., 1993; Ketenoğlu et al., 2010). Recently, 22 of 29 | Applied Vegetation Science KAVGACI et Al. F I G U R E 4 Forest and shrubland types in Mediterranean Turkey along an elevational gradient. See Table 1 and the text for the explanation of the vegetation type codes [Colour figure can be viewed at wileyonlinelibrary.com] Pinus brutia and Pinus pinea forests were separated within the new siliquae-Pistacion lentisci represents thermo-mediterranean sclero- class Pinetea halepensis (Bonari et al., 2021). Our results show that phyllous xerophilous macchia and forests dominated by Olea euro- macchia and sclerophyllous forests in Turkey can be divided into four paea of the eastern Mediterranean (Mucina et al., 2016; Gianguzzi groups corresponding to four alliances classified within three orders. & Bazan, 2019; Şekerciler & Ketenoğlu, 2019; Appendix S2-5). This The first order, Quercetalia ilicis, occurs in more humid parts of the vegetation has been traditionally classified within Oleo-Ceratonion si- area. It includes two alliances, Arbuto andrachnes- Quercion cocciferae liquae in Turkey (Ayaşlıgil, 1987; Akman, 1995; Ketenoğlu et al., 2010). and Cyclamini cretici- Quercion ilicis. The first alliance includes Arbutus The third order, Quercetalia cocciferae, includes macchia and andrachne, Quercus coccifera and Juniperus excelsa-dominated mac- sclerophyllous forests dominated by Quercus coccifera from higher chia and sclerophyllous forests of southern Mediterranean Turkey elevations of the meso-mediterranean to the supra-mediterranean (Kavgacı et al., 2017). It was described as evergreen basiphilous belt. Quercus coccifera has an extensive distribution in Mediterranean mesic kermes oak forests of the Eastern Mediterranean by Mucina Turkey and occurs in many different vegetation types. However, et al. (2016; Appendix S2-4a). However, especially in the more humid these types at higher elevations differ from the others in their floris- western Turkey, Quercus ilex also appears as a co-dominant species tic composition, especially in the absence or low abundance of other of vegetation with Arbutus andrachne and Quercus coccifera. These macchia shrubs and sclerophyllous trees. communities are classified within Cyclamini cretici- Quercion ilicis, There are various taxonomic concepts of Quercus coccifera agg. encompasing mesic macchia and sclerophyllous forests (Appendix It is possible to understand it as two separate species, Quercus cal- S2-4b). In the literature, Quercus ilex-dominated vegetation from liprinos and Quercus coccifera (Pignatti, 2017-2019), two subspecies western, more humid parts of the Mediterranean Turkey has always (nominal and subsp. calliprinos; Schwarz, 1936a), or a single species been placed in a different alliance (Quercion ilicis) than the southern Quercus coccifera (Greuter et al., 1986; Jasprica et al., 2016). Like Mediterranean Arbutus andrachne, Quercus coccifera and Juniperus the Flora of Turkey (Davis, 1965-1985, Vol. 7, p. 681), the check- excelsa-dominated vegetation (Arbuto andrachnes- Quercion coccif- list of Flora of Turkey (Güner et al., 2012, p. 507 and Euro+Med erae; Akman, 1995; Ketenoğlu et al., 2010). However, the alliance PlantBase (Euro+Med, 2006), we have accepted the last solution and Quercion ilicis was identified as an alliance of holm oak forests of the treated Quercus calliprinos as a younger synonym of Quercus coccif- western Mediterranean (Mucina et al., 2016). era. Consequently, in accordance with Art. 44 of ICPN (Theurillat The second order, Pistacio lentisci-Rhamnetalia alaterni, in- et al., 2021), we consider the names Quercion calliprini Zohary 1955 cludes the thermo-mediterranean calcicolous macchia communities (Zohary, 1955, p. 352) and Quercetalia calliprini Zohary 1955 (Zohary, from the whole Mediterranean area. Within this order, Ceratonio 1955, p. 323, 338) as inadequate names (nom. inept.; ICPN, Art. 44) Applied Vegetation Science | KAVGACI et Al. 23 of 29 Pinus brutia is a tree species with the largest distribution in Turkey, dominating forest stands across a total area of 5 million hectares (Boydak et al., 2006; Bonari et al., 2020). Like Pinus halepensis, it is a typical eastern Mediterranean pine which is mainly distributed in the western Mediterranean (Mauri et al., 2016). Many phytosociological studies have been carried out in Turkish Pinus brutia forests and have classified these forests in several different alliances of the Quercetalia ilicis (Quézel et al., 1993; Akman, 1995; Ketenoğlu et al., 2010). However, Pesaresi et al. (2017) emphasized that classification into Quercetalia ilicis does not discriminate Mediterranean needleleaved forests from the evergreen sclerophyllous and deciduous Mediterranean vegetation and described the independent order Pinetalia halepensis. Bonari et al. (2021) included this order in the new class Pinetea halepensis. Pinus brutia forests in Mediterranean Turkey were classified in two alliances with different elevational distributions (Bonari et al., 2021): Styraco officinalis-Pinion brutiae (Appendix S2-7a) in the highlands and Pinion brutiae (Appendix S27b) at lower elevations. F I G U R E 5 Detrended correspondence analysis (DCA) ordination of forest and shrubland vegetation types in Mediterranean Turkey. Elevation and BioClim data were passively projected on the ordination diagram. Only the eight most important BioClim variables in the canonical correspondence analysis (CCA) analysis are shown. For an explanation of vegetation type codes and BioClim data, see Tables 1 and 2, respectively [Colour figure can be viewed at wileyonlinelibrary.com] In Turkish phytosociological studies, forests dominated by Pinus nigra subsp. pallasiana, the only subspecies of black pine in Turkey (Gülsoy et al., 2014), have been grouped under two different alliances: Cisto laurifolii-Pinion pallasianae in the Black Sea region and central Turkey and Adenocarpo complicati-Pinion pallasianae in Mediterranean Turkey (Akman, 1995; Ketenoğlu et al., 2010). The first alliance was also named Pino- Cistion laurifolii without any indication of association, making it invalid (Quézel and correct them to Quercion cocciferae Zohary 1955 nom. corr. and et al., 1978). Bergmeier et al. (2018) were of the same opinion Quercetalia cocciferae Zohary 1955 nom. corr. (Appendix S2-6). and they classified Pinus nigra- dominated forests in the Aegean and southern Mediterranean parts of Turkey under Adenocarpo complicati-Pinion pallasianae. Mediterranean Pinus nigra subsp. 4.2.4 | High-mountain scrub pallasiana forests are therefore grouped within this alliance (Appendix S2-12). However, some extrazonal occurrences of Cisto Subalpine and supra-montane chionophobous calcicolous dry low laurifolii-Pinion pallasianae in Mediterranean Turkey were also juniper shrubland of the central and southern Apennines, south- found (Kavgacı et al. 2012, 2013) and are described below. The central Balkans, Hellenic mainland and Turkey are grouped in the lack of unique diagnostic species of Adenocarpo complicati-Pinion alliance Daphno oleoidis-Juniperion alpinae (Mucina et al., 2016; pallasianae is most likely related to the broad distribution range of Bergmeier et al., 2018). We agreed with this classification and the alliance and of its wide elevation range. Therefore, a revision grouped Juniperus communis subsp. nana-dominated shrubland of these forests is needed. under Daphno oleoidis-Juniperion alpinae by including western Turkey within the geographical range of the alliance (Appendix S2-15). Juniperus excelsa has a wide distribution in the Mediterranean and Euro-Siberian phytogeographical regions of Turkey. These communities have been intensively studied. Many communities were described under different names (Ketenoğlu et al., 2010). In addition 4.2.5 | Coniferous forests to the appearance of Juniperus excelsa in macchia and sclerophyllous forests in Mediterranean Turkey, it dominates juniper forests Pinus pinea forests show a high floristic similarity to Cistus creticus in the Mediterranean high mountains, often forming the timberline. and Genista acanthoclada garrigues. Because of these similari- Bergmeier et al. (2018) grouped the montane tall juniper forests of ties, these forests were previously included in Cisto-Lavanduletea western Turkey under the alliance Juniperion excelso-foetidissimae, (Brullo et al., 2002). However, the physiognomic difference (forest like those in the south-central Balkans and Greece (Matevski et al., vs shrubland) suggests a classification of these forests within the 2010; Mucina et al., 2016). We also agree with the classification of alliance Pinion pineae under Pinetalia halepensis of the class Pinetea Bergmeier et al. (2018) on Juniperus excelsa-dominated forests in halepensis (Feinbrun, 1959; Mucina et al., 2016; Sarmati et al., 2019; Mediterranean Turkey (Appendix S2-16). Bonari et al., 2021). These communities are also distinguished from Cedrus libani covers an area of almost 400,000 hectares in the garrigues by the presence of other tree species, such as Pinus brutia, Taurus Mountains in southern Turkey (Kavgacı & Čarni, 2012), in addi- Quercus coccifera and Quercus pubescens (Appendix S2-2b). tion to its limited distribution in Lebanon and Syria. It generally forms 24 of 29 | Applied Vegetation Science KAVGACI et Al. pure stands in southwestern Turkey (western Taurus Mountains) and found on other mountains in the Mediterranean area, for instance, is co-dominant with Abies cilicica in the central and eastern Taurus the alliance Fraxino orni-Ostryion carpinifoliae in the Balkans (Čarni Mountains. This geographical differentiation also resulted in the et al., 2009; Stupar et al., 2016). We decided to suggest a new con- syntaxonomic classification as Lonicero nummulariifoliae-Cedrion cept for these Mediterranean Ostrya carpinifolia, Quercus trojana libani in the western Taurus Mountains and Abieti cilicicae-Cedrion and Quercus vulcanica forests and propose a new alliance, Querco libani in the central and eastern Taurus Mountains (Akman et al., vulcanicae-Ostryion carpinifoliae (Appendix S2-9). 1978; Kavgacı & Čarni, 2012). Our classification supports this dis- Quercus cerris, a species having a large distribution through- tinction between Cedrus libani-dominated forests in Mediterranean out the Balkans and central Mediterranean (Di Pietro et al., 2020; Turkey (Appendix S2-17–18). Terzi et al., 2020), forms forests that are geographically separated from forests of the alliance Querco vulcanicae- Ostryion carpinifoliae. These forests have a large distribution range in Mediterranean 4.2.6 | Deciduous forests Turkey, especially in the supra-mediterranean region, mainly between 800 and 1,300 m a. s. l. They occur on deep soils. We de- Quercus ithaburensis subsp. macrolepis and Quercus infectoria forests scribe these forests as a new alliance, Falcario vulgaris-Quercion in Turkey have also been the subject of phytosociological studies cerridis (Appendix S2-10). (Duman, 1995; Kargıoğlu & Tatlı, 2005). These deciduous oak for- Populus tremula is the second most widely distributed tree in the ests of the eastern Mediterranean mainly appear above the meso- world, after Pinus sylvestris (Caudullo & de Rigo, 2016). In Turkey, mediterranean belt. They are grouped within the alliance Quercion it generally occurs in the Euro-Siberian area, and to a lesser extent macrolepidis of the order Quercetalia pubescenti-petraeae and the in the Mediterranean region. Pinus tremula-dominated forests are class Quercetea pubescentis (Bergmeier et al., 2018; Appendix S2-8). grouped within the alliance Fragario vescae-Populion tremulae, rep- Ostrya carpinifolia and Quercus cerris are diagnostic species of the resenting relict extrazonal temperate deciduous birch and poplar alliance Ostryo-Quercion pseudocerridis (Akman et al., 1978; Quézel forests on mineral soil in Europe (Mucina et al., 2016; Willner et al., et al., 1978). Quercus pseudocerris is a synonym of Quercus cerris 2016). In agreement with Bergmeier et al. (2018), we classified these (Euro+Med, 2006). In our case, Ostrya carpinifolia and Quercus cerris forests in Turkey within this alliance (Appendix S2-14). are distinguished as dominants of different groups. In the description Temperate tree species (Carpinus betulus, Castanea sativa, Corylus of the alliance Ostryo-Quercion pseudocerridis, the authors (Quézel avellana, Fagus orientalis) show an extrazonal distribution pattern et al., 1978) pointed out the similarity with the vegetation of the in Mediterranean Turkey. These forests are the result of possible Balkan Peninsula and recognized two subtypes within this alliance. migration of Euro-Siberian floristic elements during past geological The first subtype consists of Ostrya carpinifolia and Carpinus orientalis ages (Davis, 1971). These forests have been classified under many forests, while the other subtype is Quercus cerris-dominated forests. different syntaxa (Akman et al., 1979a; Bekat & Oflas, 1990; Varol The former subtype includes primary deciduous forests, while the & Tatlı, 2001; Tatlı et al., 2005; Kavgacı et al., 2013). However, our latter includes mainly secondary forests occurring on sites of conif- classification showed that they are a relatively homogeneous group, erous forests (Quézel et al., 1978). This distinction is also clearly seen and they can be grouped under the same alliance. In our analysis, in our data. these forests showed a close similarity to Pinus nigra-dominated Quézel et al. (1978) and Akman et al. (1978) did not mention any forests. Additionally, Pinus nigra commonly co-occurs in the floristic association belonging to the alliance Ostryo-Quercion pseudocer- composition. Kavgacı et al. (2012) carried out a large-scale assess- ridis, which is not in accordance with Art. 8 of the ICPN (Theurillat ment of Fagus orientalis forests in Turkey, including their extrazonal et al., 2021). Moreover, the concept of this alliance is not entirely distribution in the Mediterranean part of the country. In this work, clear (Uğurlu et al., 2012). The same authors failed in the typifica- these forests were classified within the alliance Cisto laurifolii-Pinion tion of the alliance in 1993 (Quézel et al., 1993), since there is no pallasianae, due to the high number of diagnostic species of this alli- indication of the bibliographical source of Quézel et al. (1978) and ance. Therefore, it also seems suitable for the forests dominated by Akman (1973) for the type of the alliance (ICPN, Art. 2b; Theurillat temperate tree species in Mediterranean Turkey to be classified, at & Moravec, 1996). Despite these deficiencies, this alliance was used least provisionally, under this alliance. However, these forests need in recent studies (e.g. Bergmeier et al., 2018). The ecological and further syntaxonomical studies (Appendix S2-13). geographical distinction between Ostrya carpinifolia and Quercus cerris-dominated forests, as well as the invalidity of the alliance Ostryo-Quercion pseudocerridis, led us to abandon this concept and 4.3 | Syntaxonomical scheme describe two new syntaxa for these two vegetation types. The group of thermophilous deciduous forests dominated by Based on the above syntaxonomic discussion on Mediterranean Ostrya carpinifolia, Quercus trojana and Quercus vulcanica occurs forests and shrublands in Turkey, we propose the following syn- at higher elevations in the supra- and oro-mediterranean vegeta- taxonomic scheme (EVC: Alliance present in the EuroVegChecklist tion belts, where precipitation is more abundant, and temperature (Mucina et al., 2016); notEVC: Alliance not present in the seasonality is less pronounced. Analogous vegetation can also be EuroVegChecklist; New: Newly described alliance). Applied Vegetation Science | KAVGACI et Al. Cisto-Lavanduletea stoechadis Br.-Bl. in Br.-Bl. et al. 1940 Lavandulo stoechadis-Hypericetalia olympici Mucina in Mucina et al. 2016 Cisto salviifolii-Lavandulion stoechadis Kavgacı, Balpınar, Öner, Arslan, Bonari, Chytrý et Čarni 2021 all. nov. (Cluster 1 in Figure 1, 25 of 29 Adenocarpo complicati-Pinion pallasianae Quézel, Barbero et Akman 1993 (Cluster 12 in Figure 1, Table 1-12, Figure 2-12) (notEVC) Cisto laurifolii-Pinion pallasianae Akman, Barbero et Quézel ex Quézel, Barbero et Akman 1993 (Cluster 13 in Figure 1, Table 1-13, Figure 2-13) (notEVC) Table 1-1, Figure 2-1) (New) Helichryso barrelieri-Phagnalion graeci (Barbero & Quézel 1989) R. Jahn in Mucina et al. 2009 (Cluster 3 in Figure 1, Table 1-3, Figure 2-3) (EVC) Galio floribundi- Cistion laurifolii Kavgacı, Balpınar, Öner, Arslan, Bonari, Chytrý et Čarni 2021 all. nov. (Cluster 11 in Figure 1, Table 1- Junipero-Pinetea sylvestris Rivas-Mart. 1965 nom. invers. Berberido creticae-Juniperetalia excelsae Mucina in Mucina et al. 2016 Juniperion excelso-foetidissimae Em ex Matevski et al. 2010 (Cluster 16 in Figure 1, Table 1-16, Figure 2-16) (EVC) 11, Figure 2-11) (New) Quercetea pubescentis Doing-Kraft ex Scamoni et Passarge 1959 Ononido-Rosmarinetea Br.-Bl. in A. Bolòs y Vayreda 1950 Hyperico empetrifolii- Genistetalia acanthocladae Mucina in Mucina et al. 2016 Origano syriaci-Hypericion thymifolii Mucina et Theurillat in Mucina et al. 2016 (Cluster 2 in Figure 1, Table 1-2a, Figure 2-2a) (EVC) Querco- Cedretalia libani Barbero et al. 1974 Abieti cilicicae- Cedrion libani Quézel, Barbero et Akman 1993 (Cluster 17 in Figure 1, Table 1-17 Figure 2-17) (notEVC) Lonicero nummulariifoliae-Cedrion libani Quézel, Barbero et Akman 1993 (Cluster 18 in Figure 1, Table 1-18, Figure 2-18) (notEVC) Querco vulcanicae- Ostryion carpinifoliae Kavgacı, Balpınar, Loiseleurio procumbentis-Vaccinietea Eggler ex Schubert 1960 Öner, Arslan, Bonari, Chytrý et Čarni all. nov. (Cluster 9 in Figure 1, Vaccinio microphylli-Juniperetalia nanae Rias-Mart. et M. Costa Table 1-9, Figure 2-9) (New) 1998 Daphno oleoidis-Juniperion alpinae Stanisci 1997 (Cluster 15 in Figure 1, Table 1-15, Figure 2-15) (EVC) Falcario vulgaris- Quercion cerridis Kavgacı, Balpınar, Öner, Arslan, Bonari, Chytrý et Čarni all. nov. (Cluster 10 in Figure 1, Table 1-10, Figure 2-10) (New) Quercetalia pubescenti-petraeae Klika 1933 Quercetea ilicis Br.-Bl. ex A. Bolòs et O. de Bolòs in A. Bolòs y Vayreda 1950 Quercetalia ilicis Br.-Bl. ex Molinier 1934 Quercion macrolepidis (Zohary 1973) Kavgacı, Balpınar, Öner, Arslan, Bonari, Chytrý et Čarni nom. nov. (Cluster 8 in Figure 1, Table 1-8, Figure 2-8) (EVC) Arbuto andrachnes- Quercion cocciferae Barbero et Quézel 1979 (Cluster 4 in Figure 1, Table 1-4a, Figure 2-4a) (EVC) Cyclamini cretici- Quercion ilicis Barbero et Quézel ex Quézel, Barbero et Akman 1993 (Cluster 4 in Figure 1, Table 1, 4b, Figure 24b) (EVC) Pistacio lentisci-Rhamnetalia alaterni Rivas-Mart. 1975 Brachypodio pinnati-Betuletea pendulae Ermakov et al. 1991 Fragario vescae-Populetalia tremulae Willner et Mucina in Willner et al. 2016 nom. inval. Fragario vescae-Populion tremulae Willner et Mucina 2016 ined. (Cluster 14 in Figure 1, Table 1-14, Figure 2-14) (EVC) Ceratonio siliquae-Pistacion lentisci Zohary et Orshan 1959 (Cluster 5 in Figure 1, Table 1-5, Figure 2-5) (EVC) Quercetalia cocciferae Zohary 1955 nom. corr. 4.4 | Descriptions of the new syntaxa Quercion cocciferae Zohary 1955 nom. corr. (Cluster 6 in Figure 1, Table 1-6, Figure 2-6) (EVC) Cisto salviifolii-Lavandulion stoechadis Kavgacı, Balpınar, Öner, Arslan, Bonari, Chytrý et Čarni all. nov. Pinetea halepensis Bonari et Chytrý in Bonari et al. 2021 Pinetalia halepensis Biondi, Blasi, Galdenzi, Pesaresi et Vagge 2014 Pinion pineae Feinbrun 1959 (Cluster 2 in Figure 1, Table 1-2b, Figure 2-2b) (EVC) Styraco officinalis-Pinion brutiae Bonari, Chytrý, Çoban, Kavgacı et Sağlam in Bonari et al. 2021 (Cluster 7 in Figure 1, Table 1-7a, Figure 2-7a) (notEVC) Pinion brutiae Feinbrun 1959 (Cluster 7 in Figure 1, Table 1-7b, Figure 2-7b) (EVC) Corresponding name: Cisto salviifolii-Lavandulenion stoechadis Barbero et al. 1989 nom. inval. (ICPN, Art. 4 and Art. 5). Holotypus: Salvio aramiensis-Hypericetum triquetrifolii Barbero et Quézel ex Kavgacı, Balpınar, Arslan, Öner, Bonari, Chytrý et Čarni 2020 ass. nov. (holotypus of the association: Barbero & Quézel, 1989, p. 52, table 6, relevé 12). Diagnostic species: Cistus monspeliensis, Cistus salviifolius, Lavandula stoechas and Sideritis pisidica. Ecology: This alliance encompasses the phrygana vegetations thriving over non-carbonate bedrock in Mediterranean Turkey and adjacent parts of the Mediterranean region. Erico-Pinetea Horvat 1959 Erico-Pinetalia Horvat 1959 nom. conserv. propos. Galio floribundi- Cistion laurifolii Kavgacı, Balpınar, Öner, Arslan, Bonari, Chytrý et Čarni all. nov. 26 of 29 | Applied Vegetation Science KAVGACI et Al. Holotypus: Hyperico heterophylli- Cistetum laurifolii Sağlam ex Kavgacı, Balpınar, Arslan, Öner, Bonari, Chytrý et Čarni ass. nov. (holotypus of the association: Sağlam, 2013, table 5, relevé 23). Synonym: Quercion macrolepidis anatolicum Zohary 1973 (Zohary, 1973: p. 516) nom. illeg. (ICPN, Art. 34a). Holotypus: Quercetum macrolepidis anatolicum Zohary 1973. Diagnostic species: Acinos rotundifolius, Allium flavum, Alyssum Zohary (1973, p. 516, 517) described the association Quercetum mac- desertorum var. desertorum, A. strigosum, Arabis nova, Bromus squarro- rolepis anatolicum and indicated four relevés published by Schwarz sus, Bromus tectorum, Cistus laurifolius, Galium floribundum, Herniaria (1936b, p. 392) as stands of this association. The name of the asso- glabra, Holosteum umbellatum, Hypericum olympicum, Hypericum orig- ciation is illegitimate (ICPN, Art. 34a) but can be used as a type of anifolium, Juniperus oxycedrus, Linaria simplex, Logfia arvensis, the alliance (ICPN, Art. 17). As Zohary (1973, p. 517) mentioned the Minuartia mesogitana, Phleum exaratum, Salvia tomentosa, Sedum species composition of relevé 67 in Schwarz (1936b, p. 392), it can pallidum, Silene supina subsp. pruinosa, Trifolium arvense, Verbascum be understood as the holotypus of the association. Nevertheless, we insulare, Veronica grisebachii, Vulpia ciliata and Ziziphora taurica. propose a new name Quercetum macrolepidis (Zohary 1973) Kavgacı, Ecology: This alliance represents the supra-mediterranean gar- Balpınar, Öner, Arslan, Bonari, Chytrý et Čarni nom. nov., based rigue communities dominated by Cistus laurifolius resulted from the on the basionym Quercetum macrolepidis anatolicum Zohary 1973 degradation of Pinus nigra subsp. pallasiana forests. (Zohary, 1973: 516) nom. illeg. (ICPN, Art. 34a). Diagnostic species (Zohary, 1973): Quercus ithaburensis subsp. Querco vulcanicae- Ostryion carpinifoliae Kavgacı, Balpınar, Öner, Arslan, Bonari, Chytrý et Čarni all. nov. Holotypus: Asyneumo michauxioidis- Quercetum macrolepis. Ecology: Sparse meso- and supra-mediterranean oak forests trojanae Ocakverdi et Çetik ex Kavgacı, Balpınar, Öner, Arslan, Bonari, Chytrý dominated by Quercus ithaburensis subsp. macrolepis and Quercus infectoria on different bedrocks of the Eastern Mediterranean. et Čarni 2020 ass. nov. (holotypus of the association: Ocakverdi & Çetik, 1987, table 17, relevé 53). Diagnostic species: Acer hyrcanum, Acer monspessulanum, Arabis 5 | CO N C LU S I O N S caucasica, Asyneuma michauxioides, Campanula pterocaula, Carex divulsa, Cerastium fragillimum, Clinopodium vulgare, Cornus sanguinea, We collected vegetation data on forest and shrubland in Coronilla emerus subsp. emeroides, Elymus panormitanus, Epipactis Mediterranean Turkey and present the first synthetic overview condensata, Eragrostis cilianensis, Erysimum goniocaulon, Festuca het- of their classification. We classified 21 vegetation types at the al- erophylla, Fraxinus ornus, Fumaria parviflora, Galium lucidum, Geum liance level. Among them, four alliances were described as new. urbanum, Gladiolus atroviolaceus, Lapsana communis, Laser trilobum, Twelve of them were already recognized in EuroVegChecklist, while Lathyrus aureus, Myrrhoides nodosa, Opopanax hispidus, Ostrya the other five alliances were formally described earlier but not in- carpinifolia, Paeonia mascula, Papaver apokrinomenon, Physospermum cluded in EuroVegChecklist. This confirms that the Mediterranean cornubiense, Quercus trojana, Rubia rotundifolia, Scaligeria hermonis, vegetation of Turkey has a close similarity to the vegetation of the Serratula grandifolia and Silene alba subsp. eriocalycina. European part of the Mediterranean. However, the vegetation of Ecology: This alliance represents the supra-mediterranean Ostrya Mediterranean Turkey also shows some differences because of its carpinifolia, Quercus trojana and Quercus vulcanica-dominated forests location in the eastern Mediterranean, the influence of the Irano- occurring at precipitation-rich sites with low temperature seasonality Turanian flora and almost 30% endemicity. A future integration of and deep soils in the central and western Taurus Mountains. Turkish syntaxa into EuroVegChecklist would be desirable for a better understanding of European and Mediterranean vegetation. Falcario vulgaris- Quercion cerridis Kavgacı, Balpınar, Öner, Arslan, Bonari, Chytrý et Čarni all. nov. Holotypus: Trifolio physodis-Quercetum cerridis Tatlı et al. 2005 (holotypus in Tatlı et al., 2005, table 5, relevé 33). Diagnostic species: Agrimonia eupatoria, Bunium ferulaceum, AC K N OW L E D G E M E N T S The data set (GIDV ID: 00-TR- 001) of this study was prepared at the Southwest Anatolia Forest Research Institute and is managed by A. Kavgacı. We thank Iztok Sajko for preparation of the figures. Carex divulsa, Cephalorrhynchus tuberosus, Cerastium fragillimum, Coronilla varia, Crataegus monogyna, Falcaria vulgaris, Festuca valesi- AU T H O R C O N T R I B U T I O N S aca, Galium verum, Lathyrus digitatus, Papaver apokrinomenon, Prunus AK and AČ conceived of the idea; AK, NB, HHÖ and MA prepared spinosa, Quercus cerris and Trifolium physodes. Ecology: This alliance represents the supra-mediterranean Quercus cerris-dominated forests at deep soils along whole the data set; AK and AČ performed the statistical analyses; AK and AČ wrote the manuscript with essential contributions of MC, GB, NB and MA. Mediterranean Turkey. DATA AVA I L A B I L I T Y S TAT E M E N T Quercion macrolepidis (Zohary 1973) Kavgacı, Balpınar, Öner, Arslan, Bonari, Chytrý et Čarni nom. nov. Vegetation-plot data used in this study are available in the Forest Vegetation Database of Turkey, a part of the European Vegetation Applied Vegetation Science | KAVGACI et Al. Archive (EVA). They can be obtained upon request from the first author. ORCID Ali Kavgacı https://orcid.org/0000-0002-4549-3668 Neslihan Balpınar Hafize Handan Öner https://orcid.org/0000-0002-4469-8629 https://orcid.org/0000-0003-2565-5030 Münevver Arslan https://orcid.org/0000-0003-2645-1486 Gianmaria Bonari https://orcid.org/0000-0002-5574-6067 Milan Chytrý https://orcid.org/0000-0002-8122-3075 Andraž Čarni https://orcid.org/0000-0002-8909-4298 REFERENCES Akman, Y. (1973) Contribution to the study of flora the Amanos Mountains (I, II, III) (in French). Communications de la Faculte des Sciences de l’Universite d’Ankara, Serie C, 1–164. Akman, Y. 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Appl Veg Sci. 2021;24:e12589. https://doi.org/10.1111/avsc.12589