Taxon  Report   4369 
Isocoma arguta  E. Greene
Carquinez goldenbush,  Carquinez isocoma
Isocoma arguta
© 2010 Doug Wirtz
Click on a photo to see it bigger.
Isocoma arguta, a dicot, is a shrub that is native to California and is endemic (limited) to California.
CNPS Rare Plant Rank: 1B.1 (rare, threatened, or endangered in CA and elsewhere).   8th Edition

Interactive Distribution Map

Observation Hotline
(observation details + photos)

point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period
Isocoma arguta
© 2010 Doug Wirtz
Genus: Isocoma
Valley Grassland
Wetlands: Occurs usually in non wetlands, occasionally in wetlands
Name Status:
Accepted by TJM2 + CNPS + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Haplopappus venetus var. argutus
More information about  Isocoma arguta
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


Search the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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:   (Accessed: Mar 24, 2018).

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