Vulnerable
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...
Perennial; stems 1-6 from a subterranean root-crown, stout, erect and stiffly ascending, 4-7 dm long, strigulose nearly throughout with fine, straight, appressed hairs; stipules 1-5 mm long; leaves pinnately compound, 4-9(11) cm long, commonly divari...
Densely tufted and matted perennial from an intricately branching subsurface caudex; above ground stems absent or less than 2 cm long; leaves crowded, silvery-canescent with mostly appressed dolabriform hairs, pinnately 5-9 foliolate, to 3 cm long, t...
Shrubs robust, woody to the base, the plants reaching 50.0 cm in height; leaves simple, opposite and sessile, elliptic to lanceolate, 20.0 to 50.0 mm in length and 10.0 to 15.0 mm in width, the margins serrate to crenate or dentate; heads in panicles...
Biennial; stems to 1 m tall, unbranched below the middle, with few ascending branches above, densely cobwebby and finely hairy at first, becoming sparsely hairy to nearly naked as it ages; leaves lance-shaped to nearly linear in outline, to 20 cm, gl...