Argyrolobium crinitum (E.Mey.) Walp.

Suffrutex up to 600 mm tall, forming clumps, branched basally; stems annual, rufous-pilose. Leaves pilose; leaflets ovate to obovate, 30-50 x 14-23 mm, apex rounded; petiole 10-20 mm long, adaxially canaliculate; stipules 20-40 x 18-24 mm, amplexicaul, apex usually 4-lobed. Inflorescence elongate, terminal; bracts obovate, 13 x 5 mm; bracteoles 2.00 x 0.75 mm, filiform. Calyx pilose, deeply bilabiate; upper lobes 6 mm long, upper sinus 4.5 mm deep, lower lip 8 mm long, lobes acute, 3 mm long. Corolla yellow; standard suborbicular, strongly reflexed, 8 x 8 mm, adaxial surface sparsely sericeous medially, claw canaliculate, 4 mm long; wings oblong, 9 x 4 mm, glabrous, claw 4 mm long, sculpturing in the lower basal and upper basal zones; keel cymbiform, 7 x 4 mm, claw 5 mm long. Stamens monadelphous, sheath split above. Ovary narrowly oblong, 9 mm long, densely rufo-sericeous, 6-seeded; style 4 mm long. Fruit and seed unknown.