CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record empetrum_nigrum - Wed, Dec. 8, 2021, 04:56 ET b
Empetrum nigrum
common nameblack crowberry
CalPhotos image
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familyEmpetraceae
life form evergreen shrub
CA Rare Plant Rank
List 2B.2
LIST 2B: Rare, threatened, or endangered in California, but more common elsewhere.
     0.2: Fairly endangered in California
state rank
S1?     S1: Less than 6 occurrences OR less than 1,000 individuals OR less than 2,000 acres
global rank
G5     G5: demonstrably secure to ineradicable
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (3):
Trinidad (689C) 4112412, Sister Rocks (723B) 4112462, Crescent City (740C) 4112472
quad data info

Counties, states, regions:
Del Norte (DNT), Humboldt (HUM), Alaska (AK), Michigan (MI), Minnesota (MN), New Hampshire (NH), New Jersey (NJ), New York (NY), Oregon (OR), Vermont (VT), Washington (WA)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Coastal bluff scrub (CBScr)
•Coastal prairie (CoPrr)
blooming period Apr-Jun  
elevation range10 - 200 meters
notes
Threatened by trampling and cattle grazing. Previously treated as E. nigrum ssp. hermaphroditum, which has bisexual flowers; most CA plants seem dioecious. See Four Seasons 4(4):19-20 (1974) for species account, and Madroņo 23(5):299 (1976) for discussion of HUM Co. discovery.
full nameEmpetrum nigrum
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  EMNI Element Code  PDEMP03020
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). 2018. Inventory of Rare and Endangered Plants (online edition, v7-18mar). California Native Plant Society. Sacramento, CA. Accessed on Wed, Dec. 8, 2021 from http://www.cnps.org/inventory

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