CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record thermopsis_robusta - Sun, Dec. 5, 2021, 17:56 ET b
Thermopsis robusta
common namerobust false lupine
CalPhotos image
more photos
© 2004 Ellen Tatum  Follow image link for photo data.
life form rhizomatous 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 (24):
Lincoln Ridge (584B) 3912366, Hales Grove (601D) 3912377, Blake Mountain (652D) 4012355, Lord-ellis Summit (671A) 4012387, Maple Creek (671D) 4012377, Weitchpec (687B) 4112326, French Camp Ridge (688A) 4112327, Somes Bar (703B) 4112344, Bark Shanty Gulch (704A) 4112345, Lonesome Ridge (704B) 4112346, Fish Lake (704C) 4112336, Orleans (704D) 4112335, Blue Creek Mountain (705A) 4112347, Ah Pah Ridge (705B) 4112348, Johnsons (705D) 4112337, Huckleberry Mountain (720A) 4112363, Clear Creek (720B) 4112364, Ukonom Mountain (720C) 4112354, Bear Peak (721A) 4112365, Chimney Rock (721C) 4112356, Dillon Mountain (721D) 4112355, Deadman Point (737B) 4112384, Happy Camp (737C) 4112374, Slater Butte (737D) 4112373
quad data info

Counties, states, regions:
Del Norte (DNT), Humboldt (HUM), Mendocino (MEN), Siskiyou (SIS), Trinity (TRI)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Broadleafed upland forest (BUFrs)
•North Coast coniferous forest (NCFrs)
blooming period May-Jul  
elevation range150 - 1500 meters
Many collections historical. Threatened by road maintenance, logging and associated road usage. Not in TJM (1993); a synonym of T. macrophylla var. macrophylla in A California Flora (1959) by P. Munz. See Erythea 1:109 (1893) for original description.
full nameThermopsis robusta Howell
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  THRO4 Element Code  PDFAB3Z0D0
CNPS chapter link chapter content  North Coast database for this species
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 Sun, Dec. 5, 2021 from

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