Calflora
Taxon  Report   7857    
Streptanthus oliganthus  Rollins
Masonic mountain jewelflower,  Masonic mtn. jewel flower
Streptanthus oliganthus
© Margaret Williams and CNPS
Photos from
CalPhotos / Calflora
Streptanthus oliganthus, a dicot, is a perennial herb that is native to California, Nevada.
CNPS Rare Plant Rank: 1B.2 (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
Streptanthus oliganthus
© 2012 Lynn Robertson
Family: BRASSICACEAE  
Genus: Streptanthus
Communities: Pinyon-Juniper Woodland
Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
ICPN: Streptanthus cordatus var. exiguus
More information about  Streptanthus oliganthus
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (STOL)

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: https://www.calflora.org/   (Accessed: Nov 12, 2018).

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