Allium fistulosum, L.

21. A. fistulosum L. , Sp. Pl. 301 (1753) View Cited Treatment .

Bulbs 1-2-5 cm in diameter, cylindrical, adnate to a short rhizome; outer tunics membranous. Stem 12-70 cm, 10-20 mm in diameter, tapering from the inflated middle part. Leaves 2-6, 6-30 cmx 5-15 mm, their bases sheathing the lower of the stem, fistular, circular in section, terete. Spathe 1- to 2-valved; valves up to 2 cm, ovate, acute, almost equalling the umbel. Umbel 1-5-5 cm in diameter, subglobose or broadly ovoid, dense, many-flowered; pedicels 3-20 mm, unequal. Perianth conically campanulate; segments 6-7 x 2 mm, yellowish-white, unequal, the outer cymbiform, lanceolate, the inner 7-9 x 3 mm, narrowly ovate, acuminate. Stamens long-exserted; filaments 8-12 mm, simple; anthers yellow. Capsule 4 mm. 2« =16. Cultivated locally as a vegetable, and found as an occasional escape from gardens; naturalized in S.C. Norway on turf roofs. [No.]

Unknown in a wild state, but originally from E. Asia, where it is widely cultivated; closely allied to A. altaicum Pallas , Reise 2: 737 (1773), from C. Asia.