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Nevius' garlic, Nevius' onion

elmendorf'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.

1–3, larger bulbs each bearing 3–10 basal bulbels surrounding roots, not clustered on stout, primary rhizome, ovoid, 1–1.5 × 0.8–1.5 cm;

outer coats enclosing 1 or more bulbs, thin, membranous, lacking reticulation, without persistent fibers;

inner coats whitish, cells vertically elongate or contorted, walls very sinuous.

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, green at anthesis, 3–6, basally sheathing, sheaths not extending much above soil surface;

blades solid, flat, channeled, 15–40 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, 1–3, clustered, erect, solid, terete, 15–40 cm × 1–4 mm.

Umbel

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

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

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

spathe bracts persistent, 3–4, 4–5-veined, 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 to campanulate, 5–6 mm;

tepals erect or ± spreading, ± flexuous, white or pinkish, lanceolate, ± equal, papery and withering away from fruit, margins entire or nearly so, apex obtuse, midribs thickened;

stamens included;

anthers yellow;

pollen yellow;

ovary crestless;

style linear, equaling stamens;

stigma capitate, unlobed to distinctly lobed;

pedicel 1–2.5 mm, elongating in fruit.

Seed

coat dull;

cells smooth.

coat shining;

cells smooth.

2n

= 14.

= 14.

Allium nevii

Allium elmendorfii

Phenology Flowering May–Jul. Flowering Mar–early Apr.
Habitat Heavy, rocky soils, wet meadows, or along streams Sandy soil
Elevation 30–1900 m (100–6200 ft) 100–200 m (300–700 ft)
Distribution
from FNA
OR; WA
[WildflowerSearch map]
[BONAP county map]
from FNA
TX
[BONAP county map]
Discussion

Of conservation concern.

Allium elmendorfii is known only from the Carrizo sands of eastern Bexar, Frio, Wilson, and Atacosa counties.

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

Source FNA vol. 26, p. 267. FNA vol. 26, p. 255.
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. 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. tolmiei, A. tribracteatum, A. tricoccum, A. triquetrum, A. tuberosum, A. tuolumnense, A. unifolium, A. validum, A. victorialis, A. vineale, A. yosemitense
Synonyms A. douglasii var. nevii
Name authority S. Watson: Proc. Amer. Acad. Arts 14: 231. (1879) M. E. Jones ex Ownbey: Res. Stud. State Coll. Wash. 18: 218, fig. 8. (1951)
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