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Table 2 Numbers of extracted comparisons

From: What are the impacts of reindeer/caribou (Rangifer tarandus L.) on arctic and alpine vegetation? A systematic review

 Abundance Biomass Cover Species richness Shannon diversity Simpson diversity
Total vegetation 12 (4) 18 (4)15 (2)17 (3)
Bare ground  34 (6)   
Groups of vegetation
Vascular plants 5 (2)14 (2)21 (5)19 (3)15 (2)
Shrubs, deciduous13 (3)5 (2)    
Herbs/forbs14 (4)8 (4)20 (5)   
Graminoids2 (2)4 (3)11 (7)   
Grasses13 (3)5 (2)    
Sedges 5 (2)    
Cryptogams, non-vascular   15 (2)15 (2)15 (2)
Lichens3 (2)7 (5)50 (14)5 (2)  
Bryophytes3 (2) 21 (6)5 (2)  
Mosses  26 (6)   
Liverworts  20 (2)   
Single species
Agrostis capillaris 11 (2)     
Alectoria ochroleuca  4 (2)3 (2)   
Betula nana 15 (5)12 (4)21 (5)   
Bistorta vivipara 12 (2) 3 (2)   
Calluna vulgaris 7 (2)     
Carex bigelowii 11 (2) 7 (2)   
Carex spp.13 (3)5 (2)8 (3)   
Cetraria islandica   17 (4)   
Cetraria nivalis  4 (2)12 (3)   
Cladina alpestris   3 (2)   
Cladina mitis   3 (2)   
Cladina rangiferina   17 (4)   
Deschampsia flexuosa 13 (3)10 (2)14 (2)   
Dicranum spp.3 (2)     
Empetrum 15 (5)10 (2)16 (3)   
Festuca ovina 13 (3) 9 (2)   
Hylocomium splendens   9 (2)   
Juncus trifidus 13 (3) 9 (2)   
Lycopodium annotinum 5 (2)     
Nardus stricta 12 (3)     
Phegopteris connectilis 5 (2)     
Phyllodoce caerulea 14 (4)     
Polytrichum spp.3 (2)     
Rubus chamaemorus 11 (2)4 (2)2 (2)   
Salix herbacea 12 (3)4 (2)4 (2)   
Salix spp.  7 (3)   
Solidago virgaurea 12 (3)     
Sphagnum spp.  11 (2)   
Trientalis europaea 12 (3)     
Vaccinium myrtillus 14 (4)10 (2)    
Vaccinium uliginosum  12 (3)15 (4)   
Vaccinium vitis-idaea 15 (5)10 (2)16 (3)   
Viola biflora   3 (2)   
  1. Figures in brackets indicate the number of studies from which data have been extracted. Data are shown for groups (or species) and aspects of vegetation covered by at least 2 studies.