Frequent to common throughout the state in dry and moist soil in almost all kinds of habitats. It becomes abundant in old fallow fields. I have [variety argyrisma, a plant whose leaves are densely silvery-sericeus beneath,] from Warren County on a steep, gravelly slope along the railroad west of Covington, and from Benton County in a prairie habitat.

Stems and basal lvs from a short rhizome to 8 cm, the stems slender, with long internodes, villous to glabrate, at first erect and often 2-3 dm tall at first flowering, but soon widely ascending, eventually arching to the ground and producing a terminal tuber; lfls 5, oblanceolate to elliptic or obovate, to 7 cm, evidently toothed; fls yellow, 10-15 mm wide, solitary on slender axillary pedicels, the lowest one usually in the axil of the second well developed cauline lf; anthers 0.6-1.0 mm. Dry woods and fields; Nf. and Que. to Minn., s. to Ala. and Tex. Apr.-June.

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

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