Stems weak, slender, climbing several feet over other plants by its slender petioles from a biennial root. Leaves two to three-pinnate, the leaflets slender stalked, lobed or entire, very thin, ovate or cuneate, about one-fourth of an inch long and pale beneath. Flowers numerous in axillary drooping cymes; petals four, united into a narrowly ovate-cordate, spongy corolla about one-half of an inch long and one-fourth of an inch broad at the base, four-lobed at the apex, greenish purple, or pink, usually rather persistent, dry and brownish with age; stamens six, united below and adherent to the petals. Fruiting capsule oblong, included in the persistent, dry corolla.
Memoir 15 N. Y. State Museum
B. Mountain Fringe; Alleghany Vine - Adlumia fungosa