Taxon  Report   2052 
Chorizanthe robusta  C. Parry  var. hartwegii  (Benth.) Rev. & R. Morgan
Robust spineflower,  Scott's valley spineflower
Chorizanthe robusta var. hartwegii
© 2015 John Doyen
Click on a photo to see it bigger.
Chorizanthe robusta var. hartwegii
© 2015 John Doyen
Chorizanthe robusta var. hartwegii
© 2009 Aaron Arthur
Chorizanthe robusta var. hartwegii, a dicot, is an annual herb 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

It is listed by the Federal Government as Endangered .

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
Chorizanthe robusta var. hartwegii
© 1994 Dean Wm. Taylor
Genus: Chorizanthe
Parent Record Chorizanthe robusta
Valley Grassland
Habitat: meadows
Distribution by County 

Add an Observation of  Chorizanthe robusta var. hartwegii

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

PLANTS: Chorizanthe douglasii var. hartwegii
PLANTS: Chorizanthe pungens var. hartwegii
More information about  Chorizanthe robusta var. hartwegii
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: Feb 22, 2018).

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