Fig. 5
Principal component analysis showing the relationships between soil properties and herbaceous species. Key to species: Ababi, Aristida congesta subsp. barbicollis; Abip, Aristida bipartita; Berus, Brachiaria eruciformis; Htrio, Hibiscus trionum; Tbet, Tragus berteronianus; Umoz, Urochloa mosambicensis; Cvirg, Chloris virgata; Cangu, Crabbea angustifolia; Pcolo, Panicum coloratum; Spin, Schkuhria pinnata; Space, Setaria spacelata; Sbisp, Sesbania bispinosa; Sperm, Spermacoce sinensis; Fafri, Fingerhuthia africana; Hcont, Heteropogon contortus; Sital, Senna italica; Pmad, Phylanthus maderaspatensis; Panau, Phylanthus uniraria; Amara, Amaranthus hybridus; Ttere, Tribulus terestris; Binsu, Bothriochloa insculpta; Niro, Nidorella resedifolia; Etemi, Embrosia artemisifolia; Bint, Blepharis intergrifolia; Koha, Kohausia virgata; Jflava, Justicia flava; Cdac, Cynodon dactylon; Rmin, Rhyncosia minima; Cdec, Corbichonia decumbens; Iafrum, Ischaemum afrum; Casp, Chochorous asplenifolius; Deri, Digitaria eriantha; Elem, Eragrostis lehmanniana; Cbeng, Commelina benghalensis; Slud, Sporobolus ludwigii; Cyp, Cyperus rotundus; Kbrac, Kalanchoe brachyloba; Tpurp, Tephrosia purpurea; Cauc, Crabbea acaulis; Kangu, Kypocarpa angustifolia; Pquad, Portulaca quadrifida; Jaura, Jamesbrittenia aurantiaca; Ssine, Ipomoea sinensis; Gomp, Gomphrena celocioides; Fseeds, forb seedlings; Gseeds, grass seedlings; Sseeds, succulent seedlings. Key to soil properties: Comp, compaction; Infil, infiltration