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Taxon  Report  
Iris tenuissima  Dykes  ssp. tenuissima 
Longtube iris,   Slender iris
Iris tenuissima ssp. tenuissima is a perennial herb that is native to California, and endemic (limited) to California.
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial
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Bloom Period
Parent: Iris tenuissima
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.
Name Status:
Accepted by JEF + PLANTS
Alternate Names:
PLANTSIris citrina
PLANTSIris humboldtiana
Information about  Iris tenuissima ssp. tenuissima from other sources
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (IRTET2)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2023. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 11/29/2023).