CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record thelypteris_puberula_var._sonorensis - Fri, Nov. 26, 2021 21:28 ET c
Thelypteris puberula var. sonorensis
common nameSonoran maiden fern
CalPhotos image
more photos
© 2009 Duncan S. Bell  Follow image link for photo data.
life form rhizomatous herb
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
S2      ranking system key
global rank
G5T3      ranking system key
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (19):
Beauty Mountain (048B) 3311646, Aguanga (049A) 3311647, Martinez Mountain (065D) 3311653, Palm Springs (083D) 3311675, Harrison Mountain (106B) 3411722, Glendora (109A) 3411727, Azusa (109B) 3411728, Mount Wilson (110A) 3411821, Pasadena (110B) 3411822, Topanga (112D) 3411815, Triunfo Pass (113C) 3411818, Point Dume (113D) 3411817, Carpinteria (142A) 3411945, Santa Barbara (142B) 3411946, Goleta (143A) 3411947, Tajiguas (144A) 3412041, Gaviota (144B) 3412042, Tranquillon Mountain (171D) 3412055, Manzanita Mountain (194A) 3412081
quad data info

Counties, states, regions:
Los Angeles (LAX), Riverside (RIV), Santa Barbara (SBA), San Bernardino (SBD), Arizona (AZ), Baja California (BA), Sonora - Mexico (SO)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Meadows and seeps (Medws)(seeps and streams)
blooming period Jan-Sep  
elevation range50 - 610 meters
Possibly threatened by foot traffic, recreational activities, and non-native plants. See University of California Publications in Botany 59:91 (1971) for original description.
full nameThelypteris puberula (Baker) C. Morton var. sonorensis A.R. Smith
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  THPUS Element Code  PPTHE05192
CalFlora species this taxon    CalFlora genus related taxa
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 Fri, Nov. 26, 2021 from

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