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- ›flowering plants
- ›monocots
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- ›amaryllis, onions, and allies
- ›onion subfamily
- ›Allieae
- ›Allium
- ›Amerallium
- ›Caulorhizideum

Swamp Onion
Allium validum
Allium validum, known by several common names including swamp onion, wild onion, Pacific onion, and Pacific mountain onion, is native to the Cascade Range, to the Sierra Nevada, the Rocky Mountains, and other high-elevation regions in California, Oregon, Washington, Nevada, Idaho and British Columbia.
Where it lives
Recorded sightings
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geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Allium validum in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 75370.