Asteraceae
Barbed rattlesnakeroot
Prenanthes barbata
- Family
- Asteraceae
- Genus
- Prenanthes
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Prenanthes barbataAsteraceae
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Common names
By language (1)
- English
- Barbed rattlesnakeroot
Synonyms
- Prenanthes serpentaria var. barbata Torr. & A.Gray
Flowers
- In flower
- September to October (from 97 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
More in Prenanthes
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.