CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record thelypodium_stenopetalum - Thu, Dec. 12, 2019 11:31 ET c
Thelypodium stenopetalum
common nameslender-petaled thelypodium
CalPhotos image
more photos
© 1989 Dean Wm. Taylor  Follow image link for photo data.
life formperennial herb
CA Rare Plant Rank
List 1B.1
LIST 1B: Rare, threatened, or endangered in California and elsewhere.
     0.1: Seriously endangered in California
state rank
S1      ranking system key
global rank
G1     G1: Less than 6 occurrences OR less than 1,000 individuals OR less than 2,000 acres.
Where did the "RED" code go?
CA state listingEndangered  02/82
federal listingEndangered  08/31/84
where found
MAPS - Use v8 link below.

Topographic quads (4):
Moonridge (105A) 3411627, Big Bear Lake (105B) 3411628, Fawnskin (131C) 3411638, Big Bear City (131D) 3411637
quad data info

Counties, states, regions:
San Bernardino (SBD)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Meadows and seeps (Medws)(mesic, alkaline)
blooming period May-Sep  
elevation range1600 - 2500 meters
Known from approximately ten occurrences. Seriously threatened by foot traffic, grazing, hydrological alterations, mining, vehicles, and urbanization. Protected in part at Baldwin Lake ER (DFG). See Proceedings of the American Academy of Arts and Sciences 22:468 (1887) for original description, Contributions from the Gray Herbarium 204:114-115 (1973) for taxonomic treatment, and Fremontia 13(1):22-23 (1985) for species account.
full nameThelypodium stenopetalum Wats.
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  THST Element Code  PDBRA2N0F0
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 Thu, Dec. 12, 2019 from

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