Allium coryi |
Allium plummerae |
|
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yellowflower onion |
tanners canyon onion |
|
Bulbs | 1–5, without basal bulbels, ovoid, 1–1.8 × 0.7–1.5 cm; outer coats enclosing 1 or more bulbs, brown, reticulate, cells fine-meshed, open, fibrous; inner coats whitish or brownish, cells intricately contorted, walls not sinuous. |
usually 1 of a cluster, sometimes short-rhizomatous basally, elongate, to 5 × 1–1.5 cm; outer coats enclosing 1 or more bulbs, gray or brown, reticulate, cells very coarse-meshed, open, fibrous; inner coats whitish, cells vertically elongate and regular or obscure. |
Leaves | persistent, green at anthesis, 3–5, sheathing; blade solid, flat, channeled, 10–30 cm × 1–3 mm, margins entire. |
persistent, green at anthesis, 3–6, sheathing; blade solid, flat, broadly channeled, 25–50 cm × 3–7 mm, margins entire or minutely denticulate. |
Scape | persistent, solitary, erect, ± terete, 10–30 cm × 1–3 mm. |
persistent, solitary, erect, terete or ± 4-angled, 30–50 cm × 1–3.5 mm. |
Umbel | persistent, erect, compact or ± loose, usually 10–25-flowered, hemispheric-globose, bulbils unknown; spathe bracts persistent, 2–3, 1-veined, ovate, ± equal, apex acuminate. |
persistent, erect, loose, 10–25-flowered, hemispheric-globose, bulbils unknown; spathe bracts persistent, 2–3, 3–5-veined, lanceolate, ± equal, apex long-acuminate. |
Flowers | campanulate to ± stellate, 6–9 mm; tepals spreading, bright yellow, sometimes tinged with red, fading with age and sometimes upon drying, ovate to lanceolate, ± equal, becoming papery and rigid in fruit, margins entire, apex obtuse or acute, midribs somewhat thickened; stamens included; anthers yellow; pollen yellow; ovary crestless or rarely crested; processes 6, central, low, sometimes distinct or connate in pairs across septa, rounded, margins entire; style linear, ± equaling stamens; stigma capitate, unlobed or obscurely lobed; pedicel 5–20 mm. |
± stellate, 5–10 mm; tepals spreading or reflexed, white or pink, lanceolate, ± equal, withering in fruit and exposing capsules, margins entire, apex acute, midrib becoming noticeably thickened; stamens ± equaling tepals to exserted; anthers purple; pollen light yellow; ovary conspicuously crested; processes 6, central, usually connate in pairs across septa, ± erect, flattened, to 2 mm, margins lacerate, usually well developed in fruit; style linear, equaling stamens; stigma capitate, unlobed or obscurely lobed; pedicel 15–25 mm, elongating in fruit. |
Seed | coat shining; cells smooth. |
coat shining; cells each with minute, central papilla. |
2n | = 14. |
= 28. |
Allium coryi |
Allium plummerae |
|
Phenology | Flowering Apr–May. | Flowering Jun–Sep. |
Habitat | Rocky slopes and plains, mountains | Rocky slopes, stream banks, and marshy ground, mountains |
Elevation | 800–1400 m (2600–4600 ft) | 1600–2800 m (5200–9200 ft) |
Distribution |
TX |
AZ; Mexico |
Discussion | Allium coryi is known only from western Texas. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 26, p. 239. | FNA vol. 26, p. 242. |
Parent taxa | ||
Sibling taxa | ||
Name authority | M. E. Jones: Contr. W. Bot. 17: 21. (1930) | S. Watson: Proc. Amer. Acad. Arts 18: 195. (1883) |
Web links |