Page author: David Giblin
Pleiacanthus spinosus
thorny skeletonweed
Specimens
Photos
Distribution: Occurring east of the Cascades crest in Washington, where known from Yakima County; central Oregon to California, east to the Rocky Mountains.
Habitat: Dry, open, generally rocky places at lower elevations.
Flowers: May-July
Origin: Introduced
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bees, flies, beetles, wasps
Description:
[none provided]
Accepted Name:
Pleiacanthus spinosus (Nutt.) Rydb.
Publication: Fl. Rocky Mts. 1069. 1917.
Publication: Fl. Rocky Mts. 1069. 1917.
Synonyms & Misapplications:
Lygodesmia spinosa Nutt. [HC]
Additional Resources:
PNW Herbaria: Specimen records of Pleiacanthus spinosus in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Pleiacanthus spinosus checklist entry.
OregonFlora: Pleiacanthus spinosus information.
E-Flora BC: Pleiacanthus spinosus atlas page.
CalPhotos: Pleiacanthus spinosus photos.
USDA Plants: Pleiacanthus spinosus information.
11 photographs:
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