Page author: David Giblin
Allium geyeri var. tenerum
Rydberg's onion

Distribution: Occurring east of the Cascades crest in Washington; southern Vancouver Island to Arizona, east to the Rocky Mountains and northern Great Plains.

Flowers: May - June

Origin: Native

Conservation Status: Not of concern


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Accepted Name:
Allium geyeri S. Watson var. tenerum M.E. Jones
Publication: Contr. W. Bot. 10: 28, fig. 55. 1902.

Synonyms & Misapplications:
Allium arenicola Osterh., homonym (illegitimate)
Allium fibrosum Rydb.
Allium geyeri S. Watson var. graniferum Hend.
Allium rubrum Osterh.
Allium rydbergii J.F. Macbr.
Allium sabulicola Osterh.
Additional Resources:

PNW Herbaria: Specimen records of Allium geyeri var. tenerum in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Allium geyeri var. tenerum checklist entry.

E-Flora BC: Allium geyeri var. tenerum atlas page.

CalPhotos: Allium geyeri var. tenerum photos.

USDA Plants: Allium geyeri var. tenerum information.

9 photographs:
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