Allium scilloides

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.[2][3] The species is sometimes cultivated in other regions as an ornamental.[4]

Fragile onion
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[1]

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.[2][5][6][7][8]

References
  1. The Plant List
  2. Flora of North America v 26 p 275, Allium scilloides
  3. BONAP (Biota of North America Project) floristic synthesis, Allium scilloides
  4. "Gardening Europe, Allium scilloides". Archived from the original on 2014-03-15. Retrieved 2014-03-14.
  5. Watson, Sereno. 1879. Proceedings of the American Academy of Arts and Sciences 14: 229.
  6. Hitchcock, C. H., A.J. Cronquist, F. M. Ownbey & J. W. Thompson. 1969. Vascular Cryptogams, Gymnosperms, and Monocotyledons. 1: 1–914. In C. L. Hitchcock Vascular Plants of the Pacific Northwest. University of Washington Press, Seattle.
  7. Nelson, Aven. 1926. University of Wyoming Publications in Science. Botany 1(5): 123–124, f. 7.
  8. Onions of the Columbia River Gorge of Oregon and Washington, Paul Slichter
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