Taxon  Report   4008 
Hazardia detonsa  (E. Greene) E. Greene
Northern islands hazardia,  island bristleweed, island hazardia, northern island haplopappus

Hazardia detonsa
© 2003 Keir Morse
Hazardia detonsa, a dicot, is a shrub that is native to California and is endemic (limited) to California.
It is included in the CNPS Inventory of Rare and Endangered Plants on list 4.3 (limited distribution).   7th Edition  /  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
Hazardia detonsa
© 2009 Zoya Akulova
Genus: Hazardia
Coastal Sage Scrub
Distribution by County 

Add an Observation of  Hazardia detonsa

Name Status:
Accepted by TJM2 + CNPS + PLANTS + JM93
Alternate Names:
(according to)

CNPS + PLANTS: Haplopappus detonsus
 Information about  Hazardia detonsa  from other sources:

Nursery / seed vendor availability from CNPLX
This plant is available commercially.

Photos on CalPhotos / Google Images

website references on Google

Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation. on the
International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2015. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Oct 05, 2015).

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

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