Herbs, 1 m. Stems erect, scabridulous and with some glandular hairs, hairs to 0.2 mm. Leaves: petiole equaling or exceeding blade, shorter upward, scabridulous and with some glandular hairs, hairs to 0.2 mm; blade concolorous, with purplish blotch along midrib, typically 3-lobed, lobes narrowly linear, reduced upward to simple linear leaves, 3–6 cm, membranous, base cordate to truncate, margins remotely serrate to subentire, apex subacute, surfaces minutely stellate-hairy. Inflorescences solitary flowers or racemes. Pedicels to 8.5 cm. Flowers: calyx 5 mm, lobes with strong midrib, apex acute, densely hairy; petals bluish purple, 5–6 mm, glabrous; staminal column glabrous or nearly so; style 10–11-branched; stigmas glabrous. Schizocarps 6–7 mm diam., stellate-hairy; mericarps 10 or 11, dorsally rounded. Seeds enclosed in endocarp.
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