东北玉簪 dong bei yu zan

Hosta clausa Nakai var. ensata (F. Maekawa) W. G. G. Schmid; H. clausa var. normalis F. Maekawa; H. ensata var. foliata P. Y. Fu & Q. S. Sun; H. ensata var. normalis (F. Maekawa) Q. S. Sun.

Plants green, glabrous. Rhizome ca. 1 cm thick, stout, usually with a long, creeping stolon. Petiole 5--25 cm, winged at least in distal 1/2, wings 2--5 mm wide; leaf blade oblong-lanceolate to ovate-elliptic, 10--15 × 2--7 cm, glabrous, veins in 5--8 pairs, base cuneate or obtuse, apex subacuminate. Scape 33--55 cm. Raceme several to more than 20-flowered; bracts 1 subtending each flower, broadly lanceolate, 0.5--0.7 cm, membranous. Flowers solitary; pedicel 5--10 mm. Perianth purple, subfunnelform, 4--4.5 cm. Stamens slightly exserted; filaments free. Fl. Aug.

Forest margins, moist places; near sea level to 500 m. S Jilin, S Liaoning [Korea, Russia].