Lithospermum ruderale Calflora

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Taxon Report

Lithospermum ruderale Lehm.

Columbia puccoon, Western gromwell, Western stoneseed

2008 Steve Matson

2020 Susan McDougall

2023 Julie A. Kierstead

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


	Plant Range Observation Search ~74 records in California Plant Characteristics

Bloom Period

Photos on Calflora


Genus:	Lithospermum
Family:	Boraginaceae
Category:	angiosperm
PLANTS group:	Dicot
Jepson eFlora section: eudicot

Communities: Sagebrush Scrub, Northern Juniper Woodland

Name Status:
Accepted by JEF + PLANTS + POWO

Alternate Names:


PLANTS	Lithospermum pilosum

Information about Lithospermum ruderale from other sources


Nursery availability from CNPLX Commercial availability unknown. Jepson eFlora USDA PLANTS Profile (LIRU4) 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: 05/12/2025).