Iris douglasiana Calflora

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Taxon Report

Iris douglasiana Herb.

Douglas iris, Douglas' iris

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


	Plant Range Observation Search ~1945 records in California Plant Characteristics

Bloom Period

Photos on Calflora


Genus:	Iris
Family:	Iridaceae
Category:	angiosperm
PLANTS group:	Monocot
Jepson eFlora section: monocot

Toxicity: Do not eat the leaf or underground parts of this plant.

Communities: Mixed Evergreen Forest, Coastal Prairie

Name Status:
Accepted by JEF + PLANTS + POWO

Alternate Names:


JEF	Iris douglasiana var. altissima
JEF + PLANTS	Iris douglasiana var. major
JEF + PLANTS	Iris douglasiana var. oregonensis

Information about Iris douglasiana from other sources


Nursery availability from CNPLX This plant is available commercially. Jepson eFlora USDA PLANTS Profile (IRDO) 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: 03/29/2025).