Allium nevii |
Allium drummondii |
|
---|---|---|
Nevius' garlic, Nevius' onion |
Drummond onion, Drummond's onion |
|
Bulbs | 1–5+, not clustered on stout, primary rhizome, ovoid, 1–2 × 1–2 cm; outer coats enclosing 1 or more bulbs, light brown, membranous, ± reticulate, cells quadrate to polygonal, vertically oblong, without fibers; inner coats white or pink, cells obscure, quadrate. |
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, mostly closed in proximal 1/2 of bulb, fibrous; inner coats whitish or brownish, cells intricately contorted, walls usually not sinuous. |
Leaves | usually persistent, withering from tip at anthesis, 2, basally sheathing, sheaths not extending much above soil surface; blade solid, flat or ± channeled, falcate, 12–25 cm × 2–3 mm, margins entire. |
persistent, green at anthesis, 2–5, sheathing; blade solid, flat, channeled, 10–30 cm × 1–3(–5) mm, margins entire. |
Scape | persistent, 1–3, erect, solid, terete or somewhat flattened, 2-edged, not expanded proximal to inflorescence, 15–30 cm × 1–3 mm. |
persistent, solitary, erect, terete, 10–30 cm × 1–3 mm. |
Umbel | persistent, erect, compact, 10–30-flowered, hemispheric, bulbils unknown; spathe bracts persistent, 2, 5–6-veined, ovate, ± equal, apex acute. |
persistent, erect, compact to ± loose, usually 10–25-flowered, hemispheric-globose, rarely replaced by bulbils; spathe bracts persistent, 2–3, 1-veined, ovate, ± equal, apex acuminate. |
Flowers | campanulate to substellate, 6–8 mm; tepals spreading, rose-colored, lanceolate, ± equal, becoming papery in fruit, margins entire, apex acuminate; stamens ± equaling tepals, or exserted; anthers blue-gray; pollen light blue or gray; ovary distinctly crested; processes 6, 2 per lobe, low, rounded, margins entire; style exserted, linear; stigma capitate, unlobed; pedicel 8–12 mm. |
campanulate to ± stellate, 6–9 mm; tepals spreading, white, pink, or red, rarely greenish yellow, ovate to lanceolate, ± equal, becoming papery and rigid in fruit, margins entire, apex obtuse or acute, midribs somewhat thickened; stamens included; anthers yellow; pollen light yellow; ovary crestless; style linear, equaling stamens; stigma capitate, unlobed or obscurely lobed; pedicel 5–20 mm. |
Seed | coat dull; cells smooth. |
coat shining; cells each usually with minute, central papilla. |
2n | = 14. |
= 14, 28. |
Allium nevii |
Allium drummondii |
|
Phenology | Flowering May–Jul. | Flowering Mar–Jun. |
Habitat | Heavy, rocky soils, wet meadows, or along streams | Plains, hills, and prairies, particularly in limestone soils |
Elevation | 30–1900 m (100–6200 ft) | 0–1600 m (0–5200 ft) |
Distribution |
OR; WA
|
AR; KS; NE; NM; OK; TX; Mexico
|
Source | FNA vol. 26, p. 267. | FNA vol. 26, p. 239. |
Parent taxa | Liliaceae > Allium | Liliaceae > Allium |
Sibling taxa | ||
Synonyms | A. douglasii var. nevii | A. helleri, A. nuttallii, A. reticulatum var. nuttallii |
Name authority | S. Watson: Proc. Amer. Acad. Arts 14: 231. (1879) | Regel: Trudy Imp. S.-Peterburgsk. Bot. Sada 3: 112. (1875) |
Web links |