Taxon  Report   11224 
Micranthes howellii  (Greene) Small
Howell's saxifrage
Micranthes howellii
© 2008 Norman Jensen
CalPhotos: click on a
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Micranthes howellii
© 2011 Norman Jensen
Micranthes howellii
© 2008 Keir Morse
Micranthes howellii, a dicot, is a perennial herb that is native to California and Oregon.
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
Micranthes howellii
© 2008 Keir Morse
Family: SAXIFRAGACEAE  
Genus: Micranthes
Communities:
Foothill Woodland, wetland-riparian
AFFINITY to serpentine soil:   3.8 (broad endemic / strong indicator)   [Safford et al 2005]
Distribution by County 

Add an Observation of  Micranthes howellii

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

TJM2 + CNPS: Saxifraga howellii
More information about  Micranthes howellii
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

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]. 2016. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Jun 24, 2016).

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