Comprehensive DescriptionRead full entry
Herbs perennial, tufted, pulvinate. Roots stout, terete, woody. Flowering stems 1.5-3 cm tall. Radical leaves: stipules brown, broad, membranous, abaxially sparsely villous, later glabrescent; leaf blade 3-foliolate; leaflets sessile, linear-lanceolate, 0.5-1.5 cm long, ca. 2 mm wide, adaxially densely villous when young, later both surfaces pilose or glabrescent, base markedly articulate, margin entire, slightly revolute, apex acute. Flower solitary, up to 1.5 cm in diameter; pedicel 1.5-2 cm, densely villous, with linear bract. Sepals triangular-ovate, apex acuminate; epicalyx segments elliptic-lanceolate, nearly equaling or slightly longer than sepals, abaxially sparsely villous, apex acute. Petals yellow, obovate, ca. half as long as sepals, apex emarginate. Style subterminal, filiform; stigma hardly dilated. Achenes smooth.