Allium madidum
| Mountain Swamp Onion | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Order: | Asparagales |
| Family: | Amaryllidaceae |
| Subfamily: | Allioideae |
| Tribe: | Allieae |
| Genus: | Allium |
| Species: | A. madidum |
| Binomial name | |
| Allium madidum S.Wats. | |
Allium madidum, common name Mountain Swamp Onion, is a plant species native to the west-central Idaho (Valley, Adams, and Washington Counties), southern Washington (Walla Walla County) and eastern Oregon. It grows in wet meadows at elevations of 1100–2000 m.[1][2][3]
Allium madidum produces 1-3 bulbs with as many as 30 smaller bulbels attached. The full-size bulbs are round to egg-shaped, up to 1.6 cm long. Flowers are bell-shaped, up to 10 mm across; tepals white with green or pink midveins; pollen yellow.[1][4][5]
References
- 1 2 Flora of North America v 26 p 255, Allium madidum
- ↑ BONAP (Biota of North America Project), floristic synthesis Allium madidum
- ↑ Vascular Plant List, Walla Walla County, Don Knoke, 2004, Washington Native Plant Society
- ↑ Sereno Watson. 1879. Proceedings of the American Academy of Arts and Sciences 14: 228.
- ↑ 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.
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