岩韭 yan jiu

Allium dauricum Frizen; A. saxicola Kitagawa.

Bulb solitary or paired, cylindric to conical-cylindric, 0.5--1.5 cm in diam., attached to a subterranean, normally not thick rhizome; tunic whitish gray, membranous, apex splitting. Leaves narrowly linear, straight, shorter or longer than scape, (1.5--)2--4 mm wide, flat to convex-flat, fleshy, margin minutely scabrous, apex acute to gradually attenuate, truncate. Scape (20--)30--40 cm, terete, not angled, wingless, covered with leaf sheaths only at base. Spathe 2-valved, usually caducous, apex acuminate. Umbel laxly hemispheric, many flowered. Pedicels (2--)3--4 × as long as perianth, usually ebracteolate. Perianth whitish pink or rose pink to pink-lilac, lustrous; segments with red, fine midvein or without midvein, narrowly elliptic or oblong-elliptic, 4.5--5.5(--6) × 1.5--2 mm, apex truncate to acute; outer ones boat-shaped. Filaments subulate, subequal, slightly longer than perianth segments, connate at base and adnate to perianth segments; inner ones wider than outer. Ovary ovoid, without concave nectaries. Style exserted. Fl. Jul-Aug. 2 n = 32.

Saline meadows, steppes, sandy places, sometimes stony places and cliffs. Hebei, Heilongjiang, Jilin, Liaoning, E Nei Mongol [Mongolia, Russia].

Allium spurium A. spirale, and A. senescens are closely related taxa, and have been united under the name A. senescens in treatments in other floras, e.g., FRPS and Fl. URSS.