UW Burke Herbarium species comparison

Leaves pinnate;

leaflets 10-14, linear to obovate-oblanceolate, 1.5-3 cm. long, rounded or with a shallow notch, and with a needle-like tip;

stipules 3-8 mm. long, deeply toothed or saggitate;

tendrils well-developed, branched.

Leaves pinnate, the tendrils well-developed;

leaflets 14-18, linear, 1-2 cm. long, usually with a very shallow notch and needle-like tip;

stipules 2-5 mm. long, linear, lobed at base.

Flowers pea-like, 1-3 in the leaf axils, short-pedunculate, 15-25 mm. long;

calyx over half the length of the corolla, the 5 teeth narrowly awl-shaped, equal, usually longer than the tube;

banner erect, orchid to purplish;

wings often red;

style densely bearded at the tip.

Inflorescence of axillary racemes on slender peduncles shorter than the leaves; racemes with 3-8 whitish or pale blue, pea-like flowers 3-4 mm. long; the 5 calyx teeth lanceolate, equal to the tube;

style densely bearded at the tip.

Pod 3-7 cm. long.

Pod hairy, 2-seeded, 1 cm. long.