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FOC | Family List | FOC Vol. 24 | Liliaceae | Allium

48. Allium przewalskianum Regel, Mélanges Biol. Bull. Phys.-Math. Acad. Imp. Sci. Saint-Pétersbourg. 3(2): 164. 1875.

青甘韭 qing gan jiu

Allium jacquemontii Regel (1875), not Kunth (1843); A. junceum Jacquemont ex Baker (1874), not Smith (1809); A. stoliczkii Regel.

Bulbs clustered, narrowly ovoid-cylindric, 0.5--1 cm in diam., sometimes covered with common tunic; tunic red, rarely light brown, reticulate. Leaves shorter or slightly longer than scape, 0.5--1.5 mm wide, semiterete to terete, 4- or 5-angled. Scape 10--40 cm, terete, covered with leaf sheaths only at base. Spathe 1-valved, persistent; beak usually equaling limb. Umbel hemispheric to globose, densely many flowered. Pedicels subequal, 2--3 × as long as perianth, ebracteolate, rarely a few bracteolate. Perianth pale red to dark purple; outer segments ovate to narrowly so, 3--6 × 1.5--2.5 mm; inner ones oblong to oblong-lanceolate, 4--6.5 × 1.5--2.5 mm. Filaments equal, 1.5--2 × as long as perianth segments, connate at base and adnate to perianth segments; outer ones subulate; inner ones broadened for 1/3--1/2 their length, 1-toothed on each side. Ovary globose, without concave nectaries at base. Style much longer than ovary, exserted. Fl. and fr. Jun--Sep. 2 n = 32*.

Scrub, dry slopes, plains, rock crevices; 2000--4800 m. Gansu, Nei Mongol, Ningxia, Qinghai, Shaanxi, Sichuan, Xinjiang, Xizang, NW Yunnan [India, Nepal, Pakistan].


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