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

16. Allium trifurcatum (F. T. Wang & T. Tang) J. M. Xu, Fl. Sichuan. 7: 145. 1991.

三柱韭 san zhu jiu

Allium humile Kunth var. trifurcatum F. T. Wang & T. Tang, Fl. Reipubl. Popularis Sin. 14: 284. 1980.

Roots elongate, relatively thick. Bulbs clustered, cylindric, attached to horizontal rhizome; tunic grayish black, thinly leathery, laciniate or fibrous. Leaves broadly linear, shorter than scape, 4--10 mm wide, midvein distinct. Scape lateral, (14--)20--30 cm, terete, narrowly 2-winged, covered with leaf sheaths only at base. Spathe 2-valved, usually persistent. Umbel broomlike, laxly few flowered. Pedicels unequal, elongate at anthesis, 1.5--2 × as long as perianth, ebracteolate. Perianth white, spreading funnelform; segments narrowly oblong to oblong-lanceolate, rarely ovate, (4--)6--8 × 1.7--2 mm; inner ones slightly longer than outer. Filaments 1/3--1/2 as long as perianth segments, base broadly triangular, connate and adnate to perianth segments, apex attenuate, subulate; inner ones slightly shorter than outer. Ovary obovoid, smooth; ovules 1 per locule. Style much shorter than ovary, sometimes absent; stigma 3-cleft. Fl. and fr. end of May--Aug.

* Forests, scrub, damp slopes, stream banks; 3000--4000 m. SW Sichuan, NW Yunnan.


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