UW Burke Herbarium species comparison

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Allium nevii

Allium douglasii

Nevius's garlic, Nevius's onion

Douglas' onion
Habit Scapose perennial from one or more ovoid bulbs, the inner coats reddish to white, the outer coats gray to brown; with a thin inner membrane showing a distinct network pattern. Scapose perennial from one or more ovoid bulbs, the inner coats reddish to white, the outer coats gray to brown; with a thin inner membrane showing a distinct network pattern.
Leaves

Leaves 2, concave-convex, narrow, persistent at maturity, shorter than the scape;

scape usually 1-2 dm. tall, terete, not thickened below the umbel.

Leaves 2, broad and flat, up to 15 mm. broad, persisting at maturity, shorter than the scape;

scape usually 2-3 dm. tall, terete.
Flowers

Umbel several- to many-flowered, the slender pedicels 2-3 times the length of the tepals;

tepals usually 6-7 mm. long, entire, pointed, narrowly lanceolate, usually pink;

stamens 6, about as long as the tepals.

Umbel several- to many-flowered, the slender pedicels 2-3 times the length of the tepals;

tepals usually 7-8 mm. long, entire, pointed, narrowly lanceolate, usually pink;

stamens 6, about as long as the tepals.
Fruits

Capsule 3-celled.

Capsule 3-celled.

Allium nevii

Allium douglasii
Flowering time May-July May-July
Habitat Vernally wet meadows and rocky soils at low to middle elevations. Open, vernally-moist areas at low to moderate elevations.
Distribution
Occurring east of the Cascades crest in central Washington; Chelan County, Washington to Wasco County, Oregon
[WildflowerSearch map]
[BONAP county map]
Occurring east of the Cascades crest in Washington; central and eastern Washington to northeastern Oregon.
[WildflowerSearch map]
[BONAP county map]
Origin Native Native
Conservation status Not of concern Not of concern
Sibling taxa
A. acuminatum, A. amplectens, A. campanulatum, A. cernuum, A. columbianum, A. constrictum, A. crenulatum, A. dictuon, A. douglasii, A. fibrillum, A. geyeri, A. macrum, A. robinsonii, A. schoenoprasum, A. scilloides, A. textile, A. tolmiei, A. validum, A. vineale
A. acuminatum, A. amplectens, A. campanulatum, A. cernuum, A. columbianum, A. constrictum, A. crenulatum, A. dictuon, A. fibrillum, A. geyeri, A. macrum, A. nevii, A. robinsonii, A. schoenoprasum, A. scilloides, A. textile, A. tolmiei, A. validum, A. vineale
Web links 
Unless otherwise noted, all data comes from the University of Washington's Burke Herbarium.



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