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

101. Allium semenovii Regel in Regel & Herder, Bull. Soc. Imp. Naturalistes Moscou. 41(1): 449. 1868.

管丝葱 guan si cong

Allium tristylum Regel.

Bulb solitary or clustered, cylindric, 0.5--1.5 cm in diam.; tunic dirty brown to dark gray, fibrous, usually subreticulate. Leaves broadly linear, often falcate, usually longer than scape, rarely shorter, 5--15 mm wide, often plicate. Scape 8--25(--50) cm, terete, covered with leaf sheaths for ca. 1/3 its length. Spathe 2-valved, persistent. Umbel ovoid-globose to globose, densely many flowered. Pedicels unequal; outer ones much shorter than perianth; inner ones subequaling or slightly longer than perianth, ebracteolate. Perianth yellow, becoming red to purple-red; segments lanceolate to ovate-lanceolate, 10--17 × 3--5 mm, margin sometimes irregularly denticulate, apex acuminate; inner ones slightly shorter than outer. Filaments 1/4--1/3 as long as perianth segments, connate for 3/5--4/5 their length, adnate to perianth segments for 1/3--1/2 of connate part; inner ones broadened at base, 1-toothed on each side. Ovary subglobose, with concave nectaries covered by hoodlike projections at base. Style shorter than ovary; stigma 3-cleft. Fl. and fr. May--Aug.

Forest margins, damp slopes, meadows; 2000--3000 m. Xinjiang (Tian Shan) [Kazakhstan, Kyrgyzstan].

The specific epithet was misspelled as “semenori” in the protologue.


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