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FNA | Family List | FNA Vol. 26 | Liliaceae | Allium

12. Allium tuberosum Rottler ex Sprengel, Syst. Veg. 2: 38. 1825.

Chinese chive, oriental garlic

Bulbs 1–3, borne on stout, ± horizontal rhizome, elongate, cylindric or conic, 0.5–1.5 × 0.7–2 cm; outer coats enclosing 1 or more bulbs, brown, reticulate, cells ± fine-meshed, open, fibrous; inner coats white, cells closely parallel, elongate. Leaves withering from tip by anthesis, 2–5, sheathing scape to ± soil level; blade solid, flat, carinate abaxially, 20–40 cm × 2–6 mm, margins entire. Scape persistent, solitary, erect, terete, 30–50 cm × 1–3 mm. Umbel persistent, erect, loose, 20–50-flowered, hemispheric-globose, bulbils unknown; spathe bracts persistent, 1–3, 3–7-veined, lance-ovate, shorter than pedicel, apex acuminate. Flowers substellate, 4–9 mm; tepals spreading, white with green or brownish midveins, lanceolate to elliptic, ± equal, withering and exposing capsule, margins entire, apex obtuse or acute; stamens included; anthers purple; pollen white; ovary crestless; style linear, ± equaling stamens; stigma capitate, unlobed; pedicel 10–30 mm. Seed coat shining; cells smooth, irregularly shaped, with ± sinuous walls.

Flowering Jul--Aug. Roadsides and other disturbed ground; introduced; Iowa, Nebr., Wis.; se Asia.

Allium tuberosum is cultivated in China, Siberia, and North America, and is reported to be established in New England. It may escape anywhere the species is cultivated.


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