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Nevius' garlic, Nevius' onion

Tolmie's 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.

1–10+, not clustered on stout primary rhizome, not forming rhizomes, renewal bulbs formed within coats of parent bulb, or borne terminally on rhizomes outside coats of parent bulb, parent bulb disappearing by anthesis except for still-functional roots and shriveled bulb coat, ovoid or oblique, 0.6–2 × 1–2.5 cm;

outer coats enclosing 1 or more bulbs, brown, membranous, lacking cellular reticulation or cells arranged in only 2–3 rows distal to roots, ± quadrate, without fibers;

inner coats white to pink, cells obscure, quadrate, or not visible.

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.

forming abcission layer at soil surface and deciduous or persistent with scape after seeds mature, also frequently breaking at soil surface after pressing, withering at tip at anthesis, 2, basally sheathing, sheaths not extending much above soil surface;

blade solid, flat, ± falcate, 10–40 cm × 1–10 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.

deciduous or persistent, solitary, erect, solid, compressed to strongly flattened and winged or not, 5–40 cm × 1–5 mm.

Umbel

persistent, erect, compact, 10–30-flowered, hemispheric, bulbils unknown;

spathe bracts persistent, 2, 5–6-veined, ovate, ± equal, apex acute.

persistent, erect, compact to ± loose, 10–50-flowered, globose to hemispheric, bulbils unknown;

spathe bracts persistent, 2–3, 8–17-veined, ovate to lanceolate, ± 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.

campanulate to ± stellate, 6–12 mm;

tepals ± erect, almost white to pink, with prominent, darker midribs, lanceolate, ± equal, becoming rigid, spreading, carinate in fruit, margins entire, apex acute to acuminate, involute at tip;

stamens included to ± equaling tepals or exserted;

anthers purple to yellow;

pollen yellow;

ovary crestless or obscurely to prominently crested;

processes 3 or 6, central, low, rounded to ± prominent, triangular, margins entire;

style linear, ± equaling stamens;

stigma capitate, unlobed or obscurely lobed;

pedicel 5–25 mm.

Seed

coat dull;

cells smooth.

coat dull;

cells smooth.

2n

= 14.

Allium nevii

Allium tolmiei

Phenology Flowering May–Jul.
Habitat Heavy, rocky soils, wet meadows, or along streams
Elevation 30–1900 m (100–6200 ft)
Distribution
from FNA
OR; WA
[WildflowerSearch map]
[BONAP county map]
from USDA
w United States
[WildflowerSearch map]
[BONAP county map]
Discussion

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Key
1. Bulbs ovoid, not rhizomatous to oblique, short-rhizomatous; scape 5–28 cm; leaf blade 1.25–2 times scape; stamen 1/2–3/4 tepals; widespread.
var. tolmiei
1. Bulbs ovoid, never rhizomatous; scape 10–40 cm; leaf blade shorter than to ± equaling scape; stamen ± equaling tepals or exserted; known only from s end of Seven Devils Mountains, w Idaho.
var. persimile
Source FNA vol. 26, p. 267. FNA vol. 26, p. 272.
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. 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
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. 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. tribracteatum, A. tricoccum, A. triquetrum, A. tuberosum, A. tuolumnense, A. unifolium, A. validum, A. victorialis, A. vineale, A. yosemitense
Subordinate taxa
A. tolmiei var. persimile, A. tolmiei var. tolmiei
Synonyms A. douglasii var. nevii
Name authority S. Watson: Proc. Amer. Acad. Arts 14: 231. (1879) Baker: Bot. Mag. 32: under plate 6227. (1876)
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