Rehmannia angulata (Oliver) Hemsley; R. glutinosa Liboschitz ex Fischer & C. A. Meyer var. angulata Oliver; R. glutinosa var. piasezkii (Maximowicz) Diels.

Herbs, 30-100 cm tall, villous. Stems simple or branched from base. Petiole ca. 4 cm, decurrent and gradually shorter upward; leaf blade narrowly elliptic, to 15 X 7 cm, white villous, pinnately parted and lobes subtriangular, lobe margin triangularly toothed. Flowers borne above middle of stem. Pedicel 2-4 cm, villous with eglandular and glandular hairs. Bracteoles 2, similar to leaves in shape, sessile, inserted near base of pedicels. Calyx 1.5-3 cm, villous and glandular hairy, unequally 5-lobed; lower lobes ovate-lanceolate, 0.5-1.5 cm; upper lobes lanceolate, ca. 2.3 X 2.3-3 cm. Corolla purple-red, 5-6 cm; tube 3.5-4 cm, somewhat saccate, outside villous or glabrous, inside long glandular villous on plaits, apex extended; lower lip middle lobe obovate-oblong and 1-1.6 X ca. 1 cm, lateral lobes suborbicular and 0.8-1.2 X 1.1-1.2 cm; upper lip lobes transversely oblong, 1-1.1 X 1.1-1.5 cm. Filaments glabrous or sparsely glandular pilose. Stigma unequally 2-lamellate. Fl. May-Sep.

* Mountain slopes; 800-1500 m. Hubei, Shaanxi.