Allium anceps |
Allium peninsulare |
|||||
---|---|---|---|---|---|---|
Kellogg's onion, twin leaf onion, two-edge onion |
Mexicali onion, Peninsula onion, Peninsular onion |
|||||
Bulbs | 1–5, not clustered on stout primary rhizome, ovoid, 1.5–2 × 1.2–2 cm; outer coats enclosing 1 or more bulbs, brown to yellow-brown, membranous, ± prominently cellular-reticulate, cells in regular vertical rows, narrowly rectangular, transversely elongate, without fibers; inner coats white, cells obscure, transversely elongate. |
1–5+, increase bulbs absent or ± equaling parent bulbs, never appearing as basal cluster, not clustered on stout primary rhizome, ovoid to ± globose, 0.6–1 cm × 6–10 mm; outer coats enclosing 1 or more bulbs, brown to gray-brown, prominently cellular-reticulate, membranous, cells arranged in ± vertical rows, forming distinct herringbone pattern, transversely elongate, V-shaped, without fibers; inner coats white, cells not visible or arranged in vertical rows, forming distinct herringbone pattern, ± transversely elongate. |
||||
Leaves | usually deciduous with scape, withering from tip at anthesis, 2, basally sheathing, sheaths not extending much above soil surface; blade solid, flat, falcate, 7–26 cm × 4–6 mm, margins entire. |
persistent, withering from tip by anthesis, 2–3, basally sheathing, sheaths not extending much above soil surface; blade solid, subterete or ± channeled, straight to arcuate, 8–30 cm × 1–3 mm, margins entire. |
||||
Scape | usually forming abcission layer and deciduous with leaves after seeds mature, frequently breaking at this level after pressing, solitary, erect, solid, flattened, narrowly winged, 10–15 cm × 1–3 mm. |
persistent, solitary, erect, solid, terete, 12–45 cm × 1–3 mm. |
||||
Umbel | persistent, erect, ± compact, 15–35-flowered, hemispheric, bulbils unknown; spathe bracts persistent, 2, 10–13-veined, ovate, ± equal, apex acute. |
persistent, erect, loose, 5–35-flowered, hemispheric to conic, bulbils unknown; spathe bracts persistent, 2, 3–6-veined, lance-ovate to ovate, ± equal, apex acuminate. |
||||
Flowers | stellate, 8–12 mm; tepals spreading, light pink with diffuse greenish midveins, linear-lanceolate, ± equal, papery, withering in fruit, margins entire, apex acute; stamens ± equaling tepals; anthers yellow; pollen yellow; ovary crested; processes 6, central, rounded, minute, margins entire; style linear, 0.5 times stamens; stigma capitate, scarcely thickened, unlobed; pedicel 15–30 mm. |
campanulate, 8–15 mm; tepals erect, reddish purple, lanceolate to elliptic, unequal, outer tepals longer and wider than inner, becoming rigid and ± carinate in fruit, margins entire or inner minutely denticulate, never crisped, apex acute or short-acuminate, inner tepals spreading at tip, outer ± recurved; stamens included; anthers yellow; pollen yellow; ovary crested; processes 3, central, 2-lobed, minute, margins entire; style linear, equaling stamens; stigma capitate, unlobed to distinctly 3-lobed; pedicel 8–40 mm. |
||||
Seed | coats dull; cells smooth. |
coat dull; cells minutely roughened. |
||||
2n | = 14. |
|||||
Allium anceps |
Allium peninsulare |
|||||
Phenology | Flowering Apr–May. | |||||
Habitat | Heavy, generally barren, clay soils | |||||
Elevation | 1200–1600 m (3900–5200 ft) | |||||
Distribution |
CA; ID; NV; OR
|
w United States; Mexico (Baja California)
|
||||
Discussion | Varieties 2 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|||||
Key |
|
|||||
Source | FNA vol. 26, p. 270. | FNA vol. 26, p. 265. | ||||
Parent taxa | Liliaceae > Allium | Liliaceae > Allium | ||||
Sibling taxa | ||||||
Subordinate taxa | ||||||
Name authority | Kellogg: Proc. Calif. Acad. Sci. 2: 109. (1863) | Lemmon ex Greene: Pittonia 1: 165. (1888) | ||||
Web links |