Tephrosia sp. Bungaroo Creek (M.E. Trudgen 11601)

Scientific Description

Prostrate,spreading or scrambling, shrub, spindly shrub (broom-like). Stems terete, not spiny, hairy; pustules or glands absent. Leaves or phylloclades clearly present, compound, alternate, not continuous with stem, 15-25 mm long, hairy, with simple hairs, flat with flat margins; margins entire; tubercles absent, pinnately arranged, terminal leaflet present, stalked; pustules or glands absent. Stipules present and persistent to older leaves, 2-2.5 mm long, without glands, ribless. Pedicel present, 0.5-1 mm long, hairy. Bracteoles present and persistent. Calyx 6-7 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 7.4-8 mm long, uniformly coloured, orange; claws present. Stamens ten; anthers 0.3-0.4 mm long, at two different levels (filaments alternately long and short); filaments united in an open sheath with one free stamen, 4-5 mm long. Ovary sessile or subsessile, hairy or glandular; style 6-6.5 mm long, hairy or glandular towards the base, not bearded, flattened at apex. Fruit dehiscent (a pod or follicle), sessile or subsessile, constricted between the seeds, round in cross-section, not beaked. Flowers in April, May, June, July, August and September. Occurs in the Northern and Eremaean Botanical Province, in the Great Sandy Desert, Pilbara, Gascoyne, Ord-Victorian-Plain, Tanami and Dampierland IBRA regions.