Agoseris grandiflora Calflora

Calflora, a 501c3 non-profit

Taxon Report

Agoseris grandiflora (Nutt.) Greene

Bigflower agoseris, California dandelion, Giant mountain dandelion, Large flowered agoseris

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


	Plant Range Observation Search ~1683 records in California Plant Characteristics

Bloom Period

Photos on Calflora


Subspecies and Varieties:
... var. grandiflora ... var. leptophylla
Genus:	Agoseris
Family:	Asteraceae
Category:	angiosperm
PLANTS group:	Dicot
Jepson eFlora section: eudicot

Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, Foothill Woodland, Chaparral, Valley Grassland, many plant communities

Name Status:
Accepted by JEF + JEF + PLANTS + POWO

Alternate Names:


PLANTS	Agoseris laciniata
PLANTS	Agoseris plebeja
PLANTS	Troximon grandiflorum

Information about Agoseris grandiflora from other sources


Nursery availability from CNPLX This plant is available commercially. Jepson eFlora USDA PLANTS Profile (AGGR) 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: 03/30/2025).