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ramp, small white leek, wild leek

dusky onion, rosy Sierra onion, Sierra onion

Bulbs

2–6, usually borne on short rhizome, ovoid-conic, 1.5–6 × 1.5–3 cm;

outer coats enclosing 1 or more bulbs, brownish to grayish, reticulate, cells finely fibrous;

inner coat white, obscurely cellular, cells irregularly arranged.

1–3, producing cluster of stalked basal bulbels distal to roots or filiform rhizomes to 10 cm and terminated by bulbels, ovoid, 1–2 × 0.6–1.4 cm;

outer coats enclosing 1 or more bulbs, brown to gray, membranous, cellular-reticulate, cells ± quadrate, walls very sinuous, without fibers;

inner coats pink to white, cells obscure, vertically elongate.

Leaves

ephemeral, usually absent at anthesis, 2–3, basal;

blade solid, flat, elliptic to elliptic-lanceolate, (15–)20–30(–40) cm × 15–90 mm, tapering to long, slender petiole, margins entire.

persistent, withering from tip by anthesis, 2, basally sheathing, sheaths not extending much above soil surface;

blade solid, flat, distinctly concave-convex, 8–40 cm × 1–5 mm, margins entire.

Scape

persistent, solitary, flexuous distally, terete, 10–40 cm × 2–4 mm.

persistent, solitary or clustered, 1–3, erect, solid, terete, 10–30 cm × 1–5 mm.

Umbel

persistent, erect, loose, (6–)30–50-flowered, obconic to ± hemispheric, bulbils unknown;

spathe bracts persistent, 2, ± 3-veined, lanceolate to lance-ovate, ± equal, apex acute, beakless.

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

spathe bracts persistent, 2–3, 3–5-veined, ovate to lanceolate, ± equal, apex acuminate.

Flowers

campanulate, 4–7 mm;

tepals erect, white to cream or yellowish, oblong to ovate, ± equal, not withering in fruit, margins entire, apex obtuse;

stamens ± equaling tepals;

anthers white to light yellow;

pollen white;

ovary crestless;

style included, linear, shorter than stamens;

stigma capitate, scarcely thickened, unlobed;

pedicel 10–20 mm.

stellate, 5–8 mm;

tepals spreading, rose to purple (rarely white) with darker purple crescent adaxially basally, lanceolate to ovate, ± equal, carinate in fruit, becoming erect, ± shiny, rigid, margins entire, apex acuminate, strongly involute at tip;

stamens included;

anthers purple;

pollen yellow;

ovary crested;

processes 6, prominent, low, central, triangular, margins minutely denticulate;

style linear, ± equaling stamens;

stigma capitate, scarcely thickened, unlobed;

pedicel 10–20 mm, becoming flexuous and mostly strongly deflexed in fruit.

Seed

coat shining;

cells smooth.

coat shining;

cells each with minute, central papilla.

2n

= 14, 28.

Allium tricoccum

Allium campanulatum

Phenology Flowering late May–Aug.
Habitat Generally sandy soils on open or shaded slopes
Elevation 600–2600 m (2000–8500 ft)
Distribution
from USDA
e North America
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; NV; OR
[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 mostly 4–6 cm; leaf blades (3–)5–9 cm wide; spathe bracts 2–3 cm; umbel (15–)30–50-flowered.
var. tricoccum
1. Bulbs 2–4(–5) cm; leaf blades (1.5–)2–4(–4.5) cm wide; spathe bracts 1–2 cm; umbel (6–)12–18 (–24)-flowered.
var. burdickii
Source FNA vol. 26, p. 234. FNA vol. 26, p. 256.
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. 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. 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. 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. tolmiei, A. tribracteatum, A. tricoccum, A. triquetrum, A. tuberosum, A. tuolumnense, A. unifolium, A. validum, A. victorialis, A. vineale, A. yosemitense
Subordinate taxa
A. tricoccum var. burdickii, A. tricoccum var. tricoccum
Synonyms A. austinae, A. bidwelliae, A. campanulatum var. bidwelliae
Name authority Solander: in W. Aiton, Hort. Kew 1: 428. (1789) S. Watson: Proc. Amer. Acad. Arts 14: 231. (1879)
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