Allium canadense |
Allium hoffmanii |
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meadow garlic, wild onion |
beegum onion |
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Bulbs | 1–4+, without rhizome, with or without basal bulbels, often clustered, ovoid, 1–2.5 × 0.6–3 cm; outer coats enclosing 1 or more bulbs, brownish or grayish, reticulate, cells fine-meshed, open, fibrous; inner coats whitish, cells vertically elongate, sometimes contorted, walls straight or ± sinuous. |
usually solitary, not clustered on stout primary rhizomes, ovoid, 1.5–2.5 × 1–1.5 cm; outer coats enclosing single bulb, brown or gray, membranous, lacking cellular reticulation or cells arranged in only 2–3 rows distal to roots, ± quadrate, without fibers; inner coats white or pink, cells not visible. |
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Leaves | persistent, green at anthesis, 2–6, basally sheathing, sheaths extending less than 1/4 scape; blade solid, flat, channeled, not carinate, 20–50 cm × 1–7 mm, margins entire or denticulate, apex acute to obtuse. |
usually deciduous with scape, withering from tip at anthesis, 1, basally sheathing, sheath not extending much above soil surface; blade solid, flat or broadly channeled, ± falcate, 10–22 cm × 4–8 mm, margins entire. |
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Scape | persistent, usually solitary, erect, terete, 10–60 cm × 1–5 mm. |
usually forming abcission layer and deciduous with leaves after seeds mature, frequently breaking at this level after pressing, solitary, erect, solid, terete, 5–10 cm × 0.5–2 mm. |
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Umbel | persistent, erect, loose, 0–60-flowered, hemispheric to globose, bulbils unknown or flowering pedicels replaced at least in part by bulbils; spathe bracts persistent, 3–4, 3–7-veined, ovate to lanceolate, ± equal, apex acuminate, beakless. |
persistent, erect, compact, 10–40-flowered, globose to conic, bulbils unknown; spathe bracts persistent, 3–4, 3-veined, ovate, ± equal, apex acuminate. |
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Flowers | urceolate-campanulate, 4–8 mm; tepals erect or spreading, white to pink or lavender, lanceolate to elliptic, ± equal, withering in fruit and exposing capsule, midribs somewhat thickened, margins entire, apex obtuse to acute; stamens included; anthers yellow; pollen yellow; ovary, when present, crestless; style linear, ± equaling stamens; stigma capitate, unlobed or obscurely 3-lobed; pedicel 8–70 mm. |
conical to campanulate, 8–10 mm; tepals strictly erect, pink to purplish with prominent greenish midvein, linear-lanceolate, ± equal, becoming membranous, withering in fruit, margins entire, apex acuminate; stamens exserted; filaments papillose-glandular proximally; anthers purple; pollen yellow or gray; ovary crested; processes 6, obscure, central, low, rounded, margins entire; style linear, equaling stamens; stigma capitate, scarcely thickened, obscurely 3-lobed; pedicel 8–15 mm. |
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Seed | coat shining; cells each with minute, central papilla. |
coat dull; cells smooth. |
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2n | = 14. |
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Allium canadense |
Allium hoffmanii |
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Phenology | Flowering Jun–Jul. | |||||||||||||||||||||
Habitat | Serpentine clay | |||||||||||||||||||||
Elevation | 1100–1800 m (3600–5900 ft) | |||||||||||||||||||||
Distribution |
North America
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CA |
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Discussion | Varieties 6 (6 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 26, p. 235. | FNA vol. 26, p. 273. | ||||||||||||||||||||
Parent taxa | Liliaceae > Allium | Liliaceae > Allium | ||||||||||||||||||||
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Subordinate taxa | ||||||||||||||||||||||
Name authority | Linnaeus: Sp. Pl. 2: 1195. (1753) | Ownbey ex Traub: Pl. Life 28: 63. (1972) | ||||||||||||||||||||
Web links |