Calflora
Taxon  Report   683    
Arnica discoidea  Benth.
Rayless arnica
Arnica discoidea
© 2004 Aaron Schusteff
Photos from
CalPhotos / Calflora
Arnica discoidea
© 2010 Zoya Akulova
Arnica discoidea
© 2009 Barry Breckling
Arnica discoidea, a dicot, is a perennial herb that is native to California, is also found outside of California, but is confined to western North America.

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Arnica discoidea
© 2009 Keir Morse
Communities: Mixed Evergreen Forest, Yellow Pine Forest, Douglas-Fir Forest, Red Fir Forest
Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTS: Arnica discoidea var. alata
PLANTS: Arnica discoidea var. eradiata
PLANTS: Arnica grayi
. . .
More information about  Arnica discoidea
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (ARDI6)

Search the International Plants Names Index

Search efloras.org (Flora of North America)

website references from Google


Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Oct 19, 2018).

The information on this page comes from diverse sources. None of the links are sponsored.