Allium nevii |
Allium hyalinum |
|
---|---|---|
Nevius' garlic, Nevius' onion |
glassy onion |
|
Bulbs | 1–5+, not clustered on stout, primary rhizome, ovoid, 1–2 × 1–2 cm; outer coats enclosing 1 or more bulbs, light brown, membranous, ± reticulate, cells quadrate to polygonal, vertically oblong, without fibers; inner coats white or pink, cells obscure, quadrate. |
generally 2–20+, increase bulbs absent or ± equaling parent bulbs, never appearing as basal cluster, not clustered on stout primary rhizome, ovoid to ± globose, 0.5–1.2 × 0.5–1.2 cm; outer coats enclosing 1 or more bulbs, gray-brown to brown, prominently cellular-reticulate, membranous, cells arranged in ± vertical rows, forming irregular herringbone pattern, transversely elongate, ± wavy, V-shaped, without fibers; inner coats yellow or white, cells obscure, arranged in vertical rows, forming a herringbone pattern or contorted, V-shaped. |
Leaves | usually persistent, withering from tip at anthesis, 2, basally sheathing, sheaths not extending much above soil surface; blade solid, flat or ± channeled, falcate, 12–25 cm × 2–3 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, not carinate, 7–40 cm × 1–3 mm, margins entire. |
Scape | persistent, 1–3, erect, solid, terete or somewhat flattened, 2-edged, not expanded proximal to inflorescence, 15–30 cm × 1–3 mm. |
persistent, solitary, erect, solid, terete, 15–45 cm × 2–4 mm. |
Umbel | persistent, erect, compact, 10–30-flowered, hemispheric, bulbils unknown; spathe bracts persistent, 2, 5–6-veined, ovate, ± equal, apex acute. |
shattering after seeds mature, each flower deciduous with its pedicel as a unit, erect, loose, 5–25-flowered, hemispheric, bulbils unknown; spathe bracts persistent, 2, 3–5-veined, lanceolate to lance-ovate, ± equal, apex acuminate. |
Flowers | campanulate to substellate, 6–8 mm; tepals spreading, rose-colored, lanceolate, ± equal, becoming papery in fruit, margins entire, apex acuminate; stamens ± equaling tepals, or exserted; anthers blue-gray; pollen light blue or gray; ovary distinctly crested; processes 6, 2 per lobe, low, rounded, margins entire; style exserted, linear; stigma capitate, unlobed; pedicel 8–12 mm. |
stellate, 6–10 mm; tepals spreading at anthesis, white to pink, lance-ovate to broadly ovate, ± equal, becoming hyaline and connivent over capsule, margins entire, apex obtuse to rounded; stamens included; anthers yellow or purple; pollen yellow; ovary crestless; style linear, equaling stamens; stigma capitate, scarcely thickened, unlobed; pedicel 10–35 mm. |
Seed | coat dull; cells smooth. |
coat dull; cells minutely roughened. |
2n | = 14. |
= 14. |
Allium nevii |
Allium hyalinum |
|
Phenology | Flowering May–Jul. | Flowering Mar–May. |
Habitat | Heavy, rocky soils, wet meadows, or along streams | Heavy, clay soils on shaded slopes |
Elevation | 30–1900 m (100–6200 ft) | 50–1500 m (200–4900 ft) |
Distribution |
OR; WA
|
CA
|
Discussion | Allium hyalinum is known from the Sierra Nevada foothills and inner south Coast Range. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 26, p. 267. | FNA vol. 26, p. 263. |
Parent taxa | Liliaceae > Allium | Liliaceae > Allium |
Sibling taxa | ||
Synonyms | A. douglasii var. nevii | |
Name authority | S. Watson: Proc. Amer. Acad. Arts 14: 231. (1879) | Curran: Bull. Calif. Acad. Sci. 1: 155. (1885) |
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