Indigofera fractiflexa Peter G.Wilson & Rowe subsp. fractiflexa

Scientific Description

Twining or climbing plants, shrub, spindly shrub (broom-like). Stems terete, not spiny, glabrous; pustules or glands absent. Leaves or phylloclades clearly present, compound, alternate, not continuous with stem, 30-35 mm long, glabrous, 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, 2.5-3 mm long, without glands, ribless. Pedicel present, 0.5-1 mm long, hairy. Bracteoles present but early deciduous. Calyx 1.5-3 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla multicoloured, mostly pink or purple, with some pink or purple spots, streaks or blotches; claws absent; standard 6-7 mm long, hairy at least in part, not auriculate, wings 5.5-6.5 mm long, not auriculate, keel 6-6.5 mm long, not beaked, not auriculate, hairy at least in part. Stamens ten, at two different levels (filaments alternately long and short); filaments united in an open sheath with one free stamen, 3-4 mm long. Ovary stipitate, hairy or glandular. Fruit dehiscent (a pod or follicle), 20-25 mm long, 2-4 mm wide, sessile or subsessile, not constricted between the seeds, round in cross-section, hairy, with glandular hairs, not beaked. Flowers in March, June and August. Occurs in the Eremaean Botanical Province, in the Pilbara and Gascoyne IBRA regions.