CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record sisyrinchium_hitchcockii - Wed, Dec. 8, 2021, 12:55 ET b
Sisyrinchium hitchcockii
common nameHitchcock's blue-eyed grass
CalPhotos image
more photos
© 2009 Dana York  Follow image link for photo data.
life form rhizomatous herb
CA Rare Plant Rank
List 1B.1
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.1: Seriously endangered in California
state rank
S1      ranking system key
global rank
G2     G2: 6-20 occurrences OR 1,000-3,000 individuals OR 2,000-10,000 acres
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (1):
Capetown (637A) 4012443
quad data info

Counties, states, regions:
Humboldt (HUM), Oregon (OR)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Cismontane woodland (CmWld)(openings)
•Valley and foothill grassland (VFGrs)
blooming period Jun  
elevation range305 - 305 meters
Known in CA from only one occurrence near Cape Ridge. Needs field surveys. Threatened in OR. Sympatric with S. bellum. Distinguishing characters include lack of yellow tepal bases, extensive rhizomes and larger flowers. Not in The Jepson Manual. See Brittonia 28:170 (1976) for original description.
full nameSisyrinchium hitchcockii D.M. Hend.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PMIRI0D0S0
Jepson Online Jepson Interchange  Jepson Manual and other resources
Google search
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Suggested citation: California Native Plant Society (CNPS). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Wed, Dec. 8, 2021 from

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