petiolate

Tubers near the surface, jointed, narrowly oblong or thick-clavate, prominently tubercled; leaves 3-foliolate, the leaflets distinctly petiolate, oblong-lanceolate to linear, entire to rather deeply crenate, rarely laciniate or lobed; root-leaves with ovate or lanceolate and usually lobed leaflets.—Penn. to Ky. and southward.

Cotyledons accumbent, flattened, equal or nearly so, petiolate.—Mostly glabrous perennials, leafy-stemmed, growing along watercourses and in wet places.

Cotyledons incumbent.—Biennial or perennial, with serrate sessile or petiolate leaves, and large purple flowers.

Tall; leaves lanceolate, acuminate, mostly petiolate; pods 2–4´ long, spreading.—Sparingly naturalized.

Utricle globose, indehiscent.—Densely stellate-tomentose low herbs or woody at base, with opposite petiolate leaves and very small flowers solitary or few in the axils.