Allium canadense |
Allium serra |
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meadow garlic, wild onion |
jeweled onion, pom-pon onion, serrated 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. |
1–3, increase bulbs absent and ± equaling parent bulbs, never appearing as basal cluster, not clustered on stout primary rhizome, ovoid to ± globose, 0.8–1.2 × 0.8–1.2 cm; outer coats enclosing 1 or more bulbs, brown, prominently cellular-reticulate, membranous, cells arranged in ± vertical rows, forming distinct herringbone pattern, transversely elongate, V-shaped, without fibers; inner coats white, cells obscure, arranged in vertical rows, forming distinct herringbone pattern or ± quadrate, V-shaped. |
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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. |
persistent, withering from tips at anthesis, 2–3, basally sheathing, sheaths not extending much above soil surface; blade solid, subterete, channeled, 13–35 cm × 1–4 mm, margins entire. |
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Scape | persistent, usually solitary, erect, terete, 10–60 cm × 1–5 mm. |
persistent, solitary, erect, solid, terete, 1.5–4 cm × 2–3 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. |
shattering after seeds mature, each flower deciduous with its pedicel as a unit, erect, compact, 10–40-flowered, hemispheric to globose, bulbils unknown; spathe bracts persistent, 2–3, 5–6-veined, lance-ovate to 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. |
urceolate to campanulate, 8–11 mm; tepals erect, pink, lanceolate to lance-ovate, unequal, inner shorter and narrower than outer, becoming papery and connivent over capsule, margins entire, apex acute; stamens included; anthers yellow; pollen yellow; ovary crested; processes 3, central, 2-lobed, minute, margins entire; style linear, equaling stamens; stigma capitate, scarcely thickened, 3-lobed; pedicel 7–15 mm. |
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Seed | coat shining; cells each with minute, central papilla. |
coat dull; cells minutely roughened. |
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2n | = 14. |
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Allium canadense |
Allium serra |
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Phenology | Flowering Apr–May. | |||||||||||||||||||||
Habitat | Heavy, clay soils, including serpentine | |||||||||||||||||||||
Elevation | 30–1200 m (100–3900 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.) |
Allium serra is known only from the central and north Coast Ranges. (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. 263. | ||||||||||||||||||||
Parent taxa | Liliaceae > Allium | Liliaceae > Allium | ||||||||||||||||||||
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Name authority | Linnaeus: Sp. Pl. 2: 1195. (1753) | McNeal & Ownbey: Madroño 24: 25, fig. 1. (1977) | ||||||||||||||||||||
Web links |