Allium scilloides, called the fragile onion, is a plant species endemic to the US State of Washington. It has been reported from only 4 counties, all on the eastern side of the Cascade Range: Klickitat, Kittitas, Yakima and Grant. It grows on barren, gravelly slopes at elevations of 300–1300 m.[3][4] The species is sometimes cultivated in other regions as an ornamental.[5]

Fragile onion
Allium scilloides
Conservation status
Imperiled  (NatureServe)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Order:	Asparagales
Family:	Amaryllidaceae
Subfamily:	Allioideae
Genus:	Allium
Species:	A. scilloides
Binomial name
Allium scilloides Douglas ex S. Wats.
Synonyms[2]
Allium fragile A.Nelson

Allium scilloides produces bulbs along an underground rhizome, each bulb round to egg-shaped, up to 2 cm across. Flowers are bell-shaped, about 7 mm across; tepals white, pink or purplish with green midribs; anthers purple; pollen white to gray.[3][6][7][8][9]

References