Plants often purplish-tinged, glabrous or distally unevenly hairy; rootstocks stout, fibrous-rooted. Leaves: basal blades 20-45 × 20-40 cm, bases deeply cordate. Peduncles 2-9 cm. Involucres 9-12(-20) × 16-28 mm. Phyllaries greenish-tipped. Ray corolla laminae 20-35(-50) mm. Cypselae 8-10 mm; pappi 10-12 mm. 2n = 60.

Flowering summer. Disturbed sites, abandoned plantings; 10-50+ m; introduced; Md.; Asia (China, Japan).

Ligularia dentata is commonly cultivated in eastern Canada and the United States; it sometimes persists (as in Maryland).

A showy oriental sp. with large, reniform to cordate basal lvs and large heads with rays 3-4 cm, is locally established as an escape from cult. in Md. (Ligularia c.)

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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