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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
from FNA
UT
[BONAP county map]
from FNA
CA
[BONAP county map]
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 Liliaceae > Allium Liliaceae > Allium
Sibling taxa
A. aaseae, A. abramsii, A. acuminatum, A. ampeloprasum, A. amplectens, A. anceps, A. atrorubens, A. bigelovii, A. bisceptrum, A. bolanderi, A. brandegeei, A. brevistylum, A. burlewii, A. campanulatum, A. canadense, A. cepa, A. cernuum, A. columbianum, A. constrictum, A. coryi, A. cratericola, A. crenulatum, A. crispum, A. cuthbertii, A. denticulatum, A. diabolense, A. dichlamydeum, A. dictuon, A. douglasii, A. drummondii, A. elmendorfii, A. falcifolium, A. fibrillum, A. fimbriatum, A. fistulosum, A. geyeri, A. gooddingii, A. haematochiton, A. hickmanii, A. hoffmanii, A. howellii, A. hyalinum, A. jepsonii, A. kunthii, A. lacunosum, A. lemmonii, A. macropetalum, A. macrum, A. madidum, A. membranaceum, A. monticola, A. munzii, A. neapolitanum, A. nevadense, A. nevii, A. nigrum, A. obtusum, A. oleraceum, A. paniculatum, A. parishii, A. parryi, A. parvum, A. peninsulare, A. perdulce, A. platycaule, A. plummerae, A. praecox, A. punctum, A. rhizomatum, A. robinsonii, A. rotundum, A. runyonii, A. sanbornii, A. sativum, A. schoenoprasum, A. scilloides, A. serra, A. sharsmithiae, A. shevockii, A. simillimum, A. siskiyouense, A. speculae, A. stellatum, A. textile, A. tolmiei, A. tribracteatum, A. tricoccum, A. triquetrum, A. tuberosum, A. tuolumnense, A. unifolium, A. validum, A. victorialis, A. vineale, A. yosemitense
A. aaseae, A. abramsii, A. acuminatum, A. ampeloprasum, A. amplectens, A. anceps, A. atrorubens, A. bigelovii, A. bisceptrum, A. bolanderi, A. brandegeei, A. brevistylum, A. burlewii, A. campanulatum, A. canadense, A. cepa, A. cernuum, A. columbianum, A. constrictum, A. coryi, A. cratericola, A. crenulatum, A. crispum, A. cuthbertii, A. denticulatum, A. diabolense, A. dichlamydeum, A. dictuon, A. douglasii, A. drummondii, A. elmendorfii, A. falcifolium, A. fibrillum, A. fimbriatum, A. fistulosum, A. geyeri, A. gooddingii, A. haematochiton, A. hickmanii, A. hoffmanii, A. howellii, A. hyalinum, A. jepsonii, A. kunthii, A. lacunosum, A. lemmonii, A. macropetalum, A. macrum, A. madidum, A. membranaceum, A. monticola, A. neapolitanum, A. nevadense, A. nevii, A. nigrum, A. obtusum, A. oleraceum, A. paniculatum, A. parishii, A. parryi, A. parvum, A. passeyi, A. peninsulare, A. perdulce, A. platycaule, A. plummerae, A. praecox, A. punctum, A. rhizomatum, A. robinsonii, A. rotundum, A. runyonii, A. sanbornii, A. sativum, A. schoenoprasum, A. scilloides, A. serra, A. sharsmithiae, A. shevockii, A. simillimum, A. siskiyouense, A. speculae, A. stellatum, A. textile, A. tolmiei, A. tribracteatum, A. tricoccum, A. triquetrum, A. tuberosum, A. tuolumnense, A. unifolium, A. validum, A. victorialis, A. vineale, A. yosemitense
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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