石生韭 shi sheng jiu

Allium hoeitzeri Regel.

Bulbs clustered, cylindric, 0.5--1 cm in diam.; tunic brown, leathery, apex entire or laciniate. Leaves 3 or 4, subequaling scape, 0.5--1(--1.5) mm wide, semiterete or subterete, adaxially channeled, margin ciliate-denticulate or scabrous-denticulate. Scape 5--20 cm, slender, terete, covered with leaf sheaths only at base. Spathe 2-valved, persistent. Umbel hemispheric, densely flowered. Pedicels subequal, 0.5--1 × as long as perianth, bracteolate. Perianth pale red to pale purple; segments oblong to ovate, 3.5--5.8 × 1.5--2.5 mm, apex usually shortly pointed; inner ones slightly longer than outer. Filaments subulate, equal, 1.5--2 × as long as perianth segments, connate at base and adnate to perianth segments. Ovary obovoid to subglobose, with concave nectaries covered by hoodlike projections at base. Style exserted. Fl. and fr. Jul--Aug.

Gravelly slopes, rock crevices; 1800--3300 m. Xinjiang (Tian Shan) [Kazakhstan, Kyrgyzstan].