CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-14oct 10-10-14
Status: record streptanthus_howellii - Fri, Oct. 24, 2014 10:40 ET c
Streptanthus howellii
common nameHowell's jewel-flower
CalPhotos image
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Rick York © 1984 CNPS  Follow image link for photo data.
familyBrassicaceae
life formperennial herb
CA Rare Plant Rank
List 1B.2
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.2: Fairly endangered in California
state rank
S2      ranking system key
global rank
G2G3   G2G3: Intermediate between G2 and G3
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
(12/2) v7 maps currently unavailable - use link below for v8 details and maps

Topographic quads (6):
Shelly Creek Ridge (739A) 4112387, High Plateau Mountain (739B) 4112388, Gasquet (739C) 4112378, High Divide (740A) 4112481, Smith River (740B) 4112482, Crescent City (740C) 4112472
quad data info

Counties, states, regions:
Del Norte (DNT), Oregon (OR)
counties map
CNDDB Quick Viewer
Web application for exploring the CNDDB elements reported at the quad level.
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A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Lower montane coniferous forest (LCFrs)(serpentinite, rocky)
blooming period Jul-Aug  
elevation range305 - 1500 meters
notes
Threatened by mining. Candidate for state listing in OR. See Proceedings of the American Academy of Arts and Sciences 20:353 (1885) for original description.
full nameStreptanthus howellii Wats.
Version 8    INVENTORY VERSION 8 - Details for this taxon, including GIS and other links

Additional information:
standard acronym  STHO Element Code  PDBRA2G0N0
CNPS chapter link chapter content  North Coast database for this species
CalFlora
CalFlora species this taxon    CalFlora genus related taxa
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
search Google CNPS website    search Google entire web


Suggested citation: California Native Plant Society (CNPS). 2014. Inventory of Rare and Endangered Plants (online edition, v7-14oct). California Native Plant Society. Sacramento, CA. Accessed on Fri, Oct. 24, 2014 from http://www.cnps.org/inventory

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