CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record adiantum_shastense - Sun, Nov. 28, 2021 06:13 ET c
Adiantum shastense
common nameShasta maidenhair fern
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familyPteridaceae
life formperennial herb
CA Rare Plant Rank
List 4.3
CA-Endemic
LIST 4: Limited distribution (Watch List).
     0.3: Not very endangered in California
state rank
S3      ranking system key
global rank
G3     G3: 21-80 occurrences or 3,000-10,000 individuals OR 10,000-50,000 acres
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Counties, states, regions:
Shasta (SHA)
  • Pending additional quad-level data, only county data are being provided for List 4 plants.
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)/Sometimes carbonate
blooming period Apr-Aug  
elevation range330 - 1535 meters
notes
Originally identified as A. jordanii and also similar to A. capillus-veneris; distinguished from these species in having diamond shaped pinnules and by its perennial habit, with the presence of old fronds underlying its fresh fronds. See PhytoKeys 53:73-81 (2015) for original description.
full nameAdiantum shastense Huiet & A.R. Sm.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  
Jepson Online Jepson Interchange  Jepson Manual and other resources
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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 Sun, Nov. 28, 2021 from http://www.cnps.org/inventory

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