Allium speculae |
|
---|---|
little river canyon onion |
|
Bulbs | 1–5+, not rhizomatous, ovoid, 1–5 × 1–2 cm; outer coats usually enclosing single bulb, grayish or brownish, reticulate, cells very fine-meshed, open; inner coats whitish, cells vertically elongate, regular. |
Leaves | persistent, green at anthesis, 3+, sheathing; blade solid, flat, channeled, 10–30 cm × 1–2 mm, margins entire. |
Scape | persistent, solitary (sometimes 2 in cultivated plants), erect, terete, 20–30 cm × 1–3 mm. |
Umbel | persistent, erect, compact, 10–15-flowered, hemispheric-globose, bulbels unknown; spathe bracts persistent, 3, usually 1-veined, lanceolate, ± equal, apex long-acuminate. |
Flowers | ± campanulate, 5–6 mm; tepals widely spreading, pinkish, elliptic, ± equal, remaining thin and withering over ovary, margins entire, apex obtuse, involute at tip; stamens included; anthers light yellow; pollen white to light yellow; ovary crested; processes 6, central, horizontally spreading, flattened, triangular, margins entire; style linear, equaling stamens; stigma capitate, obscurely 3-lobed; pedicel 9–20 mm. |
Seed | coat shining; cells each with minute, central papilla. |
2n | = 14. |
Allium speculae |
|
Phenology | Flowering Jun. |
Habitat | On gneiss “flat-rocks” and sandy soil of Piedmont |
Elevation | 300 m (1000 ft) |
Distribution |
AL; GA |
Discussion | Of conservation concern. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 26, p. 242. |
Parent taxa | |
Sibling taxa | |
Name authority | Ownbey & Aase: Rhodora 61: 70. (1959) |
Web links |