Taxon  Report   7736    
Sphenosciadium capitellatum  A. Gray
Grayswamp whiteheads,  Ranger's button, Swamp whiteheads, Woollyhead parsnip
Sphenosciadium capitellatum
© 2011 Steven Thorsted
Photos from
CalPhotos / Calflora
Sphenosciadium capitellatum
© 2018 Matt Berger
Sphenosciadium capitellatum
© 2010 Barry Breckling
Sphenosciadium capitellatum, a dicot, is a perennial herb that is native to California, is also found outside of California, but is confined to western North America.
also called Angelica capitellata

Interactive Distribution Map

Observation Hotline
(observation details)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Sphenosciadium capitellatum
© 2015 Dee Warenycia
Family: APIACEAE  
Genus: Sphenosciadium
Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, wetland-riparian

Wetlands: Occurs usually in wetlands, occasionally in non wetlands

Name Status:
Accepted by ICPN + PLANTS

ICPN accepted name:
Angelica capitellata

Alternate Names:
ICPN: Selinum eryngiifolium
ICPN: Selinum validum
More information about  Sphenosciadium capitellatum
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
Landscaping information from Calscape
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

Search (Flora of North America)

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 20, 2019).