Asteraceae
Awnless bushsunflower
Simsia calva
- Family
- Asteraceae
- Genus
- Simsia
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Common names
By language (1)
- English
- Awnless bushsunflower
Synonyms
- Barrattia calva A.Gray & Engelm.
- Encelia calva (A.Gray & Engelm.) A.Gray
- Encelia subaristata (A.Gray) A.Gray ex Hemsl.
- Simsia calva var. calva
Characteristics
- Growth habit
- Forb/herb, Subshrub
- Lifespan
- Annual, Perennial
- In the US and Canada
- Lower 48 states: native
Photos

FlowerPhoto: Catherine C. Galley, CC BY 4.0, from iNaturalist 
FlowerPhoto: Michelle W. (鍾偉瑋), CC BY 4.0, from iNaturalist 
FlowerPhoto: CK2AZ, CC BY 4.0, from iNaturalist 
FlowerPhoto: Scott Holt, CC BY-SA 4.0, from iNaturalist 
Photo: Jane Weeden, CC BY 4.0, from iNaturalist 
Photo: Francisco Martínez González, CC BY-SA 4.0, from iNaturalist 
Photo: Francisco Martínez González, CC BY-SA 4.0, from iNaturalist 
Photo: Cody Stricker, CC BY 4.0, from iNaturalist 
Photo: Evelyn Lazzaretti 🏳️⚧️, CC0, from iNaturalist 
Photo: mattmsa, CC BY 4.0, from iNaturalist 
Photo: Turner Brockman, CC BY-SA 4.0, from iNaturalist 
Photo: saltyhiker, CC BY 4.0, from iNaturalist
More in Simsia
- Simsia amplexicaulisAsteraceae
- Simsia foetidaAsteraceae
- Simsia annectensAsteraceae
- Simsia chaseaeAsteraceae
- Simsia dombeyanaAsteraceae
- Simsia eurylepisAsteraceae
- Simsia fruticulosaAsteraceae
- Simsia ghiesbreghtiiAsteraceae
- Simsia holwayiAsteraceae
- Simsia jamaicensisAsteraceae
- Simsia molinaeAsteraceae
- Simsia pastoensisAsteraceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.