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

36. Allium monticola Davidson, Bull. S. Calif. Acad. Sci. 20: 51. 1921.

Allium monticola var. keckii (Munz) Ownbey & Aase; A. parishii S. Watson var. keckii Munz; A. peirsonii Jepson

Bulbs 1–3+, generally with 1–2 stalked, basal bulbels, not clustered on stout, primary rhizome, ovoid, 1–2.2 × 1.2–2 cm; outer bulb coats enclosing 1 or more bulbs, gray-brown, membranous, lacking cellular reticulation or cells arranged in only 2–3 rows distal to roots, ± quadrate, without fibers; inner coats white to pinkish, cells obscurely quadrate. Leaves persistent, withering just at tip by anthesis, 1, basally sheathing, sheath not extending much above soil surface; blade solid, terete, 9–35 cm × 2–4 mm. Scape persistent, solitary, erect, solid, terete, 6–25 cm × 2–4 mm. Umbel persistent, erect, compact, 8–25-flowered, conic, bulbils unknown; spathe bracts persistent, 2–3, 5–7-veined, broadly ovate, ± equal, apex acuminate. Flowers urceolate, 12–19 mm; tepals erect, rose-purple distally, often white proximally, lance-linear to lance-ovate, ± equal, becoming rigid in fruit, margins entire, apex long-acuminate, flaring at tip; stamens included; anthers yellow; pollen yellow; ovary crested; processes 6, ± prominent, ± triangular to ± linear, margins entire; style linear, ± equaling stamens; stigma capitate, scarcely thickened, unlobed; pedicel 5–12 mm. Seed coat dull; cells minutely roughened. 2n = 14.

Flowering late May--Jul. Loose rock and talus slopes, alpine ridges and talus; 1400--3200 m; Calif.

Allium monticola is known only from the southern California mountains.


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