Allium passeyi |
Allium munzii |
|
---|---|---|
passey's onion |
Munz's onion |
|
Bulbs | 2–3+, not rhizomatous, ovoid, 1–2 × 1.2–2 cm; outer coats enclosing 1 or more bulbs, light brown, reticulate, fibrous; inner coats whitish to light brown, cells vertically elongate and regular or obscure. |
usually solitary, not clustered on stout, primary rhizome, ovoid, 1–1.5 × 0.8–1.4 cm; outer coats enclosing single bulb, reddish brown, membranous, lacking cellular reticulation or cells arranged in only 2–3 rows proximal to roots, ± quadrate, without fibers; inner coats pale brown to white or pink, cells obscure, quadrate. |
Leaves | persistent, green at anthesis, 2–3, sheathing; blade solid, flat, ± falcate, 10–20 cm × 3–6 mm, margins entire. |
persistent, withering from tip by anthesis, 1, basally sheathing, sheath not extending much above soil surface; blade solid, terete, 15–25 cm × 0.5–1.5 mm. |
Scape | persistent, solitary, erect, terete or ± winged-angled, mostly 10–20 cm × 1–2.5 mm. |
persistent, solitary, erect, solid, terete, 15–35 cm × 1–2.5 mm. |
Umbel | persistent, erect, compact, 8–27-flowered, hemispheric-globose, bulbils unknown; spathe bracts persistent, 2–4, mostly 1-veined, ovate, ± equal, apex acuminate to caudate. |
persistent, erect, compact, 10–35-flowered, hemispheric, bulbils unknown; spathe bracts persistent, 2–3, 5–7-veined, lanceolate to ovate, ± equal, apex abruptly acuminate. |
Flowers | campanulate, 7–9 mm; tepals erect, light pink, narrowly lanceolate to lance-ovate, becoming callous-keeled, persistent and permanently investing capsule, margins entire, apex acuminate, inner shorter and narrower than outer, outer strongly keeled and gibbous at base; stamens included; anthers yellow; pollen yellow; ovary obscurely crested; processes 6, central, ± erect, rounded, minute, to 1 mm, margins entire; style linear, equaling stamens; stigma capitate, scarcely thickened, unlobed; pedicel 10–18 mm. |
campanulate, 6–8 mm; tepals erect, white with greenish midveins, becoming deep pink to red in fruit, ovate to nearly round, ± equal, becoming papery in fruit, margins entire to finely denticulate, apex obtuse (rarely acute), shallowly emarginate; stamens included; anthers yellow; pollen yellow; ovary crested; processes 6, prominent, ± triangular, margins entire, apex emarginate; style linear, equaling stamens; stigma capitate, 3-lobed, lobes slender, recurved; pedicel spreading, straight, 7–12 mm, becoming rigid and ± reflexed in fruit. |
Seed | coat shining; cells smooth, each with minute, central papilla. |
coat dull; cells minutely roughened. |
2n | = 14. |
|
Allium passeyi |
Allium munzii |
|
Phenology | Flowering Jun. | Flowering Apr–mid May. |
Habitat | Shallow, stony, lithosolic soil over dolomitic limestone, hilltops | Clay soil on grassy slopes |
Elevation | 1400–1600 m (4600–5200 ft) | 400–900 m (1300–3000 ft) |
Distribution |
UT |
CA |
Discussion | Of conservation concern. Allium passeyi is known only from Box Elder County. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Of conservation concern. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 26, p. 242. | FNA vol. 26, p. 253. |
Parent taxa | ||
Sibling taxa | ||
Synonyms | A. fimbriatum var. munzii | |
Name authority | N. H. Holmgren & A. H. Holmgren: Brittonia 26: 309, figs. 1, 4. (1974) | (Ownbey & Aase ex Traub) McNeal: Aliso 13: 415. (1992) |
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