Rock climbing alters plant species composition, cover, and richness in Mediterranean limestone cliffs
Fig 2
Biplot showing the result of CCA (Variance explained: CCA1 = 33.05%; CCA2 = 23.26%).
Transects climbed marked with black circles and unclimbed by triangles. Species (in grey): Bi_bit = Bituminaria bituminosa, Bu_gib = Bupleurum gibraltaricum, Ga_luc = Galium lucidum, Ch_glu = Chiliadenus glutinosus, La_mar = Lavatera maritima, Me_min = Melica minuta, Ph_rup = Phagnalon rupestre, Po_rup = Polygala rupestris, Rh_lyc = Rhamnus lycioides, Rh_myr = Rhamnus myrtifolius, Sa_pul = Sarcocapnos pulcherrima, Se_das = Sedum dasyphyllum, Se_sed = Sedum sediforme, St_ten = Stipa tenacissima, Ch_vill = Chaenorrinum villosum, Ul_par = Ulex parviflorus, Ro_off = Rosmarinus officinalis, Sa_rup = Sanguisorba rupicola, Te_rot = Teucrium rotundifolium, Th_oro = Thymus orospedanus, He_hel = Hedera helix, Ce_off = Ceterach officinarum, So_ten = Sonchus tenerrimus, Me_sat = Medicago sativa, Si_bor = Silene boryi.