Allium fibrillum |
Allium canadense |
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Blue Mountain onion, Cuddy Mountain onion, fringe onion |
meadow garlic, wild onion |
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Bulbs | 1–5+, without cluster of basal bulbels, not clustered on stout primary rhizome, ± globose, 0.5–1.2 × 0.5–1 cm; outer coats enclosing 1 or more bulbs, brownish, membranous, reticulate; cells very fine, often obscure, narrow, ± transversely elongate, intricately contorted, without fibers; inner coats white to pink, cells obscure, transversely elongate, intricately contorted. |
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. |
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Leaves | usually persistent, withering from tip by anthesis, 2, basally sheathing, sheaths not extending much above soil surface; blade solid, flat, ± falcate, linear, channeled, 7–24 cm × 0.5–3 mm, margins entire. |
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. |
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Scape | persistent, solitary, erect, solid, terete or slightly flattened to very narrowly winged, 3–15 cm × 0.5–2 mm. |
persistent, usually solitary, erect, terete, 10–60 cm × 1–5 mm. |
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Umbel | persistent, erect, compact, 10–20-flowered, hemispheric to globose, bulbils unknown; spathe bracts persistent, 2, 4–6-veined, ovate, ± equal, apex acuminate. |
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. |
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Flowers | campanulate, 5–8 mm; tepals erect, white with prominent greenish or pink midribs, lanceolate, ± equal, becoming papery in fruit, margins entire, apex obtuse to acuminate, ± involute at tip; stamens included; anthers yellow; pollen yellow; ovary crestless or obscurely crested; processes 3, low, rounded, margins entire; style linear, equaling stamens; stigma capitate, unlobed; pedicel 3–10 mm. |
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. |
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Seed | coat dull or shining; cells smooth. |
coat shining; cells each with minute, central papilla. |
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2n | = 14. |
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Allium fibrillum |
Allium canadense |
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Phenology | Flowering May–Jul. | |||||||||||||||||||||
Habitat | Moist, shallow soils | |||||||||||||||||||||
Elevation | 300–2600 m (1000–8500 ft) | |||||||||||||||||||||
Distribution |
ID; MT; OR; WA
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North America
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Discussion | Allium fibrillum closely resembles A. madidum but does not have a cluster of basal bulbels. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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. 266. | FNA vol. 26, p. 235. | ||||||||||||||||||||
Parent taxa | Liliaceae > Allium | Liliaceae > Allium | ||||||||||||||||||||
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Synonyms | A. collinum | |||||||||||||||||||||
Name authority | M. E. Jones ex Abrams: in L. Abrams and R. S. Ferris, Ill. Fl. Pacific States 1: 393. (1923) | Linnaeus: Sp. Pl. 2: 1195. (1753) | ||||||||||||||||||||
Web links |