Latrobea pinnaculum Chappill & C.F.Wilkins

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, simple, alternate, not continuous with stem, 2-4.5 mm long, 1.5-2 mm wide, hairy, with simple hairs, flat with flat margins; margins entire; tubercles absent; pustules or glands absent. Stipules apparently absent even from the youngest leaves. Pedicel present, 2.5-4.5 mm long, hairy. Bracteoles absent. Calyx 2.6-3 mm long, not accrescent, hairy, with simple hairs, ribless; pustules or glands absent. Corolla 7-7.5 mm long, uniformly coloured, yellow; claws present; standard 7-7.2 mm long, glabrous, not auriculate, wings 6-6.2 mm long, not auriculate, keel 6-6.2 mm long, not beaked, not auriculate, glabrous. Stamens ten; anthers 0.3-0.5 mm long, at two different levels (filaments alternately long and short); filaments free (or united at the very base), 3.5-5.6 mm long. Ovary hairy or glandular; style 4.5-4.6 mm long, hairy or glandular towards the base, not bearded, terete. Fruit dehiscent (a pod or follicle), stipitate, not constricted between the seeds, flat or compressed, not beaked. Flowers in October and November. Occurs in the South-West Botanical Province, in the Esperance IBRA regions. Conservation Code Priority Two (P2).