Allium nevii |
Allium lemmonii |
|
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Nevius' onion |
Lemmon's onion |
|
Bulbs | 1–5+; ovoid; outer coats enclosing 1 or more bulbs, membranous; more or less reticulate; cells quadrate to polygonal, vertically oblong; without fibers. |
1–5+; ovoid; outer coats enclosing 1 or more bulbs, membranous; more or less prominently cellular-reticulate; cells in more or less regular vertical rows, narrowly rectangular, transversely elongate; without fibers. |
Leaves | usually persistent, withering from tip at anthesis, 2; blades solid; flat or more or less channeled, falcate, 12–25 cm × 2–3 mm. |
usually deciduous with scape, green or withering only at tip at anthesis, 2; blades solid; flat, falcate, 8–30 cm × 3–5 mm. |
Scapes | persistent, 1–3; erect; solid; terete or somewhat flattened, 2-edged, not expanded proximal to inflorescence, 15–30 cm × 1–3 mm. |
usually forming abscission layer and deciduous with leaves after seeds mature; solitary; erect; solid, flattened, narrowly winged, 6–20 cm × 1–4 mm. |
Umbels | persistent; erect; compact, 10–30-flowered, hemispheric; pedicels 8–12 mm; spathe bracts 2. |
persistent; erect; compact to more or less loose, 10–40-flowered, hemispheric; pedicels 7–20 mm; spathe bracts 2–3. |
Flowers | 6–8 mm; tepals spreading, lanceolate; more or less equal; rose-colored; margins entire; apex acuminate; stamens more or less equaling tepals, or exserted; ovary distinctly crested with 6 low processes; stigma unlobed. |
6–9 mm; tepals erect; lance-ovate; more or less equal, pink to whitish; margins entire; apex acute to acuminate; stamens more or less equaling tepals; ovary obscurely crested with 6 low processes; stigma scarcely thickened, unlobed. |
2n | =14. |
=14. |
Allium nevii |
Allium lemmonii |
|
Distribution | ||
Discussion | Wet meadows and along streams, in rocky clay soils, seasonally moist scablands. Flowering Apr–Jun. 0–1200 m. Col, ECas. WA. Native. |
Heavy clay soils often derived from volcanic ash, typically barren, open sites. Flowering Apr–Jun. 600–2000 m. BR, BW, ECas, Owy. CA, ID, NV; east to Utah. Native. |
Source | Flora of Oregon, volume 1, page 141 Nick Otting, Richard Brainerd, Barbara Wilson |
Flora of Oregon, volume 1, page 139 Nick Otting, Richard Brainerd, Barbara Wilson |
Sibling taxa | ||
Synonyms | Allium douglasii var. nevii | |
Web links |