长喙韭 chang hui jiu

Allium caucasicum Marschall von Bieberstein; A. dshungaricum Vvedensky; A. globosum Marschall von Bieberstein ex Redouté; A. gmelinianum Misczenko ex Grossheim; A. stevenii Ledebour.

Bulbs usually clustered, ovoid-cylindric, 0.7--1.5 cm in diam.; tunic brown to red-brown, leathery, entire or splitting. Leaves shorter than scape, 0.5--1.5 mm wide, semiterete, adaxially channeled, smooth, sometimes scabrous-denticulate along angles. Scape 20--60 cm, terete, solid, smooth, covered with leaf sheaths for ca. 1/3 its length; outermost leaf sheath usually scabrous. Spathe 1- or 2-valved, persistent; beak ca. 2 × as long as limb, sometimes to 6 cm. Umbel globose, densely many flowered. Pedicels subequal, 1.5--2(--4) × as long as perianth, elongate in fruit, bracteolate. Perianth purple-red to pale red, rarely white; segments with darker midvein, oblong-ovate, 4--5 × 2--2.5 mm, apex 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 subglobose, with concave nectaries at base. Style exserted. Fl. and fr. Jul--Sep. 2 n = 16, 32.

Dry slopes; 1100--3100 m. Xinjiang (Altay Shan, Tarbagatay Shan, Tian Shan) [Kazakhstan, Russia; C Europe].