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Taxon  Report  
Symphyotrichum subspicatum  (Nees) G. L. Nesom
Douglas aster
Symphyotrichum subspicatum is an annual herb that is native 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
DJJJASONAFMM

Bloom Period
Genus: Symphyotrichum
Family: Asteraceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Wetlands: Occurs usually in wetlands, occasionally in non wetlands
Name Status:
Accepted by JEF + PLANTS + POWO
Information about  Symphyotrichum subspicatum from other sources
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora

USDA PLANTS Profile (SYSU4)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net

[wikipedia] North America native, Description: Symphyotrichum subspicatum (formerly Aster subspicatus) is a species of flowering plant in the family Asteraceae native to western North America. Commonly known as Douglas's aster, it is a perennial, herbaceous plant that may reach 40 to 120 centimeters tall. Its flowers have violet ray florets and yellow then reddish disk florets.[3] (link added by Mary Ann Machi)


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).