Table 1.

Plant species that were most frequent in the 60 plots sampled across the Kruger National Park, according to bedrock (granite, basalt); n = 30 each and habitat type (perennial river, seasonal river, crest); n = 20 each.

Taxon	Family	LH	Total	Granite	Basalt	Perennial	Seasonal	Crest
Panicum maximum	Poaceae	pg	54	26	28	17	19	18
Brachiaria deflexa	Poaceae	ag	52	26	26	17	18	17
Tragus berteronianus	Poaceae	ag	49	24	25	16	17	16
Phyllanthus maderaspatensis	Phyllanthaceae	ph	47	27	20	15	15	17
Flueggea virosa	Phyllanthaceae	s, t	46	25	21	18	17	11
Dichrostachys cinerea	Fabaceae	s, t	44	25	19	14	17	13
Urochloa mosambicensis	Poaceae	pg	43	20	23	13	15	15
Hibiscus micranthus	Malvaceae	s	41	24	17	13	16	12
Aristida adscensionis	Poaceae	ag	40	19	21	14	13	13
Acalypha indica	Euphorbiaceae	ah	40	21	19	15	18	7
Philenoptera violacea	Fabaceae	t	39	21	18	15	16	8
Talinum caffrum	Talinaceae	ph	38	24	14	11	14	13
Phyllanthus reticulatus	Phyllanthaceae	s, t	38	19	19	13	12	13
Tephrosia purpurea	Fabaceae	ph	37	18	19	14	11	12
Abutilon angulatum var. angulatum	Malvaceae	ph, s	37	22	15	15	15	7
Eragrostis superba	Poaceae	pg	36	20	16	13	11	12
Grewia bicolor	Malvaceae	s, t	36	21	15	16	11	9
Digitaria eriantha	Poaceae	pg	35	20	15	4	15	16
Heliotropium nelsonii var. steudneri	Boraginaceae	ph	34	18	16	12	13	9
Ceratotheca triloba	Pedaliaceae	ah	33	17	16	9	13	11
Tribulus terrestris	Zygophyllaceae	ah	33	19	14	11	13	9
Cissus cornifolia	Vitaceae	s	32	18	14	10	6	16
Enneapogon cenchroides	Poaceae	ag	32	15	17	13	12	7
Cenchrus ciliaris	Poaceae	pg	31	14	17	8	14	9
Combretum hereroense	Combretaceae	t	31	20	11	9	14	8
Corbichonia decumbens	Lophiocarpaceae	ah, ph	31	21	10	12	12	7
Maerua parvifolia	Capparaceae	s	31	20	11	13	12	6
Hibiscus sidiformis	Malvaceae	ah	31	18	13	13	13	5
Combretum mossambicense	Combretaceae	s,t	31	13	18	13	14	4

Numbers of records for taxa that occurred in more than half of all the plots are shown. Life history (LH): ag = annual tufted grass, pg = perennial tufted grass, ah = annual herb, ph = perennial herb, s = shrub, t = tree.