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Pleiacanthus spinosus
Pleiacanthus spinosus (Nutt.) Rydb.
Thorn Skeletonweed, Thorny Skeletonweed
Asteraceae (Aster Family)
Synonym(s): Lygodesmia spinosa, Stephanomeria spinosa
USDA Symbol: PLSP7
USDA Native Status: L48 (N)
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Plant Characteristics
Duration: PerennialHabit: Herb , Subshrub
Size Notes: Up to about 20 inches tall.
Flower: Ligulate (strap-shaped) florets.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.
Bloom Information
Bloom Color: Pink , VioletBloom Time: Jun , Jul , Aug , Sep
Distribution
USA: AZ , CA , ID , MT , NV , OR , UTWeb Reference
Webref 30 - Calflora (2018) CalfloraWebref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Additional resources
USDA: Find Pleiacanthus spinosus in USDA PlantsFNA: Find Pleiacanthus spinosus in the Flora of North America (if available)
Google: Search Google for Pleiacanthus spinosus
Metadata
Record Modified: 2019-05-17Research By: CBR