CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record silene_marmorensis - Thu, Dec. 2, 2021, 11:41 ET b
Silene marmorensis
common nameMarble Mountain campion
CalPhotos image
more photos
© 2009 Neal Kramer  Follow image link for photo data.
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
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 (9):
Cecilville (685B) 4112322, Thompson Peak (685D) 4112311, Youngs Peak (686A) 4112323, Sawyers Bar (702C) 4112332, Medicine Mountain (703A) 4112343, Somes Bar (703B) 4112344, Orleans Mountain (703C) 4112334, Forks Of Salmon (703D) 4112333, Bark Shanty Gulch (704A) 4112345
quad data info

Counties, states, regions:
Humboldt (HUM), Siskiyou (SIS)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Broadleafed upland forest (BUFrs)
•Chaparral (Chprl)
•Cismontane woodland (CmWld)
•Lower montane coniferous forest (LCFrs)
blooming period Jun-Aug  
elevation range170 - 1250 meters
Need quads for HUM Co. Threatened by logging. Closely related to S. bridgesii. See Madroņo 15(6):172-177 (1960) for original description.
full nameSilene marmorensis Kruckeberg
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  SIMA5 Element Code  PDCAR0U0Z0
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 Thu, Dec. 2, 2021 from

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