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Cirsium ochrocentrum A. Gray
Asteraceae (Aster Family)
USDA Symbol: CIOC2
USDA Native Status: L48 (N)
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Plant CharacteristicsDuration: Biennial
Leaf Shape: Elliptic , Oblong
Leaf Margin: Dentate
Size Notes: Up to about 3 feet tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.
Bloom InformationBloom Color: White , Red , Pink , Purple
Bloom Time: May , Jun , Jul , Aug , Sep
DistributionUSA: AZ , CA , CO , KS , NE , NM , OK , SD , TX , UT , WY
Value to Beneficial InsectsSpecial Value to Native Bees
Special Value to Bumble Bees
Provides Nesting Materials/Structure for Native Bees
This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
BibliographyBibref 1207 - Earth Medicine, Earth Food (1990) Michael A. Weiner
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Web ReferenceWebref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Additional resourcesUSDA: Find Cirsium ochrocentrum in USDA Plants
FNA: Find Cirsium ochrocentrum in the Flora of North America (if available)
Google: Search Google for Cirsium ochrocentrum
MetadataRecord Modified: 2022-12-23
Research By: TWC Staff