Sphenosciadium capitellatum Calflora

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Taxon Report

Sphenosciadium capitellatum A. Gray

(not an active name)

Grayswamp whiteheads, Ranger's button, Swamp whiteheads, Woollyhead parsnip

Sphenosciadium capitellatum is a perennial herb that is native to California, and also found elsewhere in western North America.

also called Angelica capitellata


	Plant Range Observation Search ~848 records in California Plant Characteristics

Bloom Period

Photos on Calflora


Genus:	Sphenosciadium
Family:	Apiaceae
Category:	angiosperm
PLANTS group:	Dicot
Jepson eFlora section: eudicot

Wetlands: Occurs usually in wetlands, occasionally in non wetlands

Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, wetland-riparian

Name Status:
Accepted by PLANTS

Alternate Names:


JEF	Angelica capitellata

Information about Sphenosciadium capitellatum from other sources


Nursery availability from CNPLX This plant is available commercially. USDA PLANTS Profile (SPCA5) Photos on Calflora Photos on CalPhotos Google Images Photos on iNaturalist ID Tips on PlantID.net	ITIS Original Publication citation International Plants Names Index Search efloras.org (Flora of North America) Landscape information from Calscape BONAP Distribution Map Consortium of California Herbaria 2 Search the Native American Ethnobotany Database	Add an Observation Location Suitability Planting Guide Distribution by County
photos / record / common / links

Suggested Citation

Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: 03/31/2025).