Burke: Allium nevii vs. Allium scilloides

	Allium nevii	Allium scilloides
	Nevius's garlic, Nevius's onion	fragile onion, scilla-like 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 a solitary ovoid bulb, outer coats reddish or brownish, without a 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, flat, recurved, much longer than the scape, and with it breaking of at the ground at maturity; scape flattened and 2-edged; bracts 2 or 3, ovate.
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 few- to several-flowered, pedicels thick, about as long as the tepals; flowers congested, white or pink, becoming red; tepals elliptic to ovate, 7-10 mm. long, the midrib strongly thickened; stamens 6, shorter than the tepals; anthers purple or brown; stigma 3-lobed.
Fruits	Capsule 3-celled.	Capsule 3-celled, without a crest.

	Allium nevii	Allium scilloides
Flowering time	May-July	March-April
Habitat	Vernally wet meadows and rocky soils at low to middle elevations.	Scablands and dry, barren, gravelly soils.
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, where endemic in Washington from Douglas to Klickitat counties. [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. douglasii, A. fibrillum, A. geyeri, A. macrum, A. nevii, A. robinsonii, A. schoenoprasum, A. textile, A. tolmiei, A. validum, A. vineale
Web links	Local floras: OR, WA Local Web sites: Flora NW, PNW Herbaria WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search	Local floras: WA Local Web sites: Flora NW, PNW Herbaria WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Allium nevii

Allium scilloides

Nevius's garlic, Nevius's onion

fragile onion, scilla-like 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 a solitary ovoid bulb, outer coats reddish or brownish, without a 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, flat, recurved, much longer than the scape, and with it breaking of at the ground at maturity;

scape flattened and 2-edged;

bracts 2 or 3, ovate.

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 few- to several-flowered, pedicels thick, about as long as the tepals;