CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record polemonium_pulcherrimum_var._shastense - Wed, Dec. 8, 2021, 23:13 ET b
Polemonium pulcherrimum var. shastense
common nameMt. Shasta sky pilot
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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
G5T2      ranking system key
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (9):
Reading Peak (625B) 4012144, Lassen Peak (626A) 4012145, Thousand Lakes Valley (644A) 4012165, Jacks Backbone (644B) 4012166, Rainbow Mountain (697B) 4112148, Mount Shasta (698B) 4112242, Mccloud (698C) 4112232, Hotlum (699A) 4112243, Callahan (701D) 4112237
quad data info

Counties, states, regions:
Shasta (SHA), Siskiyou (SIS)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Alpine boulder and rock field (AlpBR)
•Subalpine coniferous forest (SCFrs)
•Upper montane coniferous forest (UCFrs)/Sometimes volcanic
blooming period Jun-Sep  
elevation range2175 - 3900 meters
Threatened by foot traffic. See Bulletin of the Torrey Botanical Club 32(4):205-206 (1905) for original description and Madroņo 60(3):243-248 (2013) for taxonomic treatment.
full namePolemonium pulcherrimum Hook. var. shastense (Eastw.) Stubbs
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDPLM0E0J4
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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