Perennial herb; stems 5-30 cm long, prostrate, silvery-hairy, bearing densely crowded small leaves; leaves 4-20 mm long, pinnately compound with 3-9 leaflets; flowers usually solitary or in pairs, pea-like, about 6 mm long, petals greenish-white with...
Perennial, slightly tufted herb; stems 1.5-4.0 cm long, branching beneath the ground; leaves 1-4 cm long; leaflets 9-19, elliptic to oblanceolate, acute to obtuse, strigose on both surfaces with basifixed hairs or nearly glabrous above, 2-9 mm long 1...
Low, subacaulescent perennial, about 10 cm tall; stems 2-6 cm long; leaves to 6 cm long; leaflets 9-15 , strigose with straight, overlapping hairs; flowers 3 -11, pea-like, less than 14 mm long; petals bi-colored, banner white with lilac streaks, win...
Perennial; stems erect or ascending, 20-40 cm long; herbage green to gray-green; leaves pinnately compound, 5-15 cm long; leaflets 19-27, 2-4 cm long, nearly glabrous above; flowers ochroleucus (yellow-white), in dense 35-60-flowered racemes; calyx d...
Herbaceous perennials to 1 m tall or more, stems erect. Leaves: Alternate, usually 3-5, orbiculate to broadly ovate or oblanceolate to elliptic-lanceolate, 8-21 cm long and 1.5-12 cm wide, erect to spreading, proximal or more evenly spaced ...
Herbaceous perennial with creeping rhizomes; stems 2.5-4.5 dm tall, sparsely branching from near the base, growing in clumps to about 3 dm in diameter; leaves alternate, oblong, about 1.0 cm long, glabrous except for occasional ciliate hairs on the m...
Porter, 2011: Polycarpic perennials, bearing a branching, subterranean, woody caudex, sometimes taprooted when young, plants sometimes subshrubby at the base. Stems 1–20, decumbent, ascending or erect, simple or with up to 5 or more branches, 4–30 ...
Biennial taprooted herbs; stems solitary, erect, straight; branches distal or along entire stem (candelabra-form); leaf blades 32.8-112.2 x 2.9-11.4 mm, intersinus distance at widest point 1-2.9 mm; proximal oblanceolate to elliptic, margins pinnate,...