Crotalaria humifusa Benth.

Scientific Description

Prostrate,spreading or scrambling, herb. Stems terete, not spiny, hairy; pustules or glands absent. Leaves or phylloclades clearly present, simple, alternate, continuous with stem, 16-25 mm long, 12-20 mm wide, hairy, with simple hairs, flat with flat margins; margins entire; tubercles absent; pustules or glands absent. Stipules present and persistent to older leaves, 2-2.5 mm long, without glands, ribless. Pedicel present, 2 mm long, hairy. Bracteoles present and persistent. Calyx 4-4.5 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 4.5-6.5 mm long, uniformly coloured, yellow; claws present; standard 4-4.5 mm long, glabrous, not auriculate, wings 3.6-4 mm long, not auriculate, keel 4.5-5 mm long, beaked, not auriculate, glabrous. Stamens ten, at two different levels (filaments alternately long and short); filaments united in an open sheath. Ovary stipitate or sessile or subsessile, hairy or glandular; style 4.5-5 mm long, hairy or glandular towards the base, not bearded, terete. Fruit dehiscent (a pod or follicle), stipitate, not constricted between the seeds, not beaked. Flowers in April, May and June. Occurs in the Northern Botanical Province, in the Northern Kimberley IBRA regions.