Herbaceous perennial with 1-3 elongate bulbs terminating in a thick, iris-like rhizome; outer bulb coats veined with parallel, not net-like, persistent fibers; leaves obtuse, flat, strap-like 12-30 cm long, 8mm wide; flower stalk erect, longer than t...
This taxon is characterized by linear to lanceolate outer involucral bracts which are nearly glabrous to sparsely villous; leaves green, pinnatifid with 3-11 lobes; habit a low cushion plant. It flowers Aug.-Sept.
Perennial; plants low, tufted, stemless or with short stem (0-4(6) cm long), stems prostrate; herbage usually silvery; foliage densely strigose with rather coarse straight and parallel, appressed, dolabriform hairs; stipules not connate; leaves 2-6.5...
Matted perennial herb; stems spreading on ground (humistrate), freely branching, densely leafy, to 4 dm long; herbage densely hairy with soft, fine, basifixed hairs; stipules connate; leaves silvery-gray, 1.5-4 cm long; leaflets 9-15, obovate or oblo...
Caulescent perennial, 3.5-6.5 dm tall; basifixed pubescent; stems buried for 1-6 cm, erect-ascending, forming diffuse clumps; stipules 1.5-4.5 mm long, some connate-sheathing; leaves 3.5-6.5 cm long; leaflets 5-7 (9), linear, acute, strigose, 8-28 m...
Low, subcaulescent perennial; basifixed pubescent; stems mostly 2-4 cm long, obscured by stipules and leaf bases; stipules 2-3 mm long, merely amplexicaul or the lowermost connate-sheathing; leaves 1-2.5 cm long; leaflets mostly 7-13, elliptic, obtus...
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...
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...
Taprooted perennial, mat-forming, 10-70 cm in diameter; leaves mostly basal, spreading or ascending, 8-30 in rosettes at ends of caudex branches, oblanceolate to narrowly obovate or spatulate, 8-23 mm long, 2-7 mm wide, round or obtuse at the tip, mo...