实葶葱 shi ting cong

Allium pseudocepa Schrenk.

Bulbs clustered, cylindric, slightly inflated at base, 1.5--3 cm in diam.; tunic brown-red, lustrous, thinly leathery, entire. Leaves 1/2--2/3 as long as scape, 3--10 mm wide, terete, fistulose. Scape (20--)30--60 cm, terete, solid, covered with leaf sheaths only at base. Spathe 2-valved, persistent. Umbel globose, densely many flowered. Pedicels equal, 2--4 × as long as perianth, bracteolate. Perianth white; segments oblong to ovate-oblong, 3.2--5 × 1.8--2.2 mm; outer ones slightly shorter than or equaling inner. Filaments slightly longer than perianth segments, rarely slightly shorter, connate at base for 1--1.3 mm, adnate to perianth segments for ca. 1/2 of connate part; outer ones subulate; inner ones broadened at base, 1-toothed on each side, rarely teeth inconspicuous. Ovary conical, with concave nectaries covered by hoodlike projections at base. Style not exserted. Fl. and fr. Aug--Oct. 2 n = 16.

Dry stony and gravelly slopes, cliffs, valleys; 500--1500 m. N Xinjiang [Kazakhstan, Mongolia, Russia].