CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record leptosiphon_jepsonii - Wed, Dec. 1, 2021, 10:55 ET b
Leptosiphon jepsonii
common nameJepson's leptosiphon
CalPhotos image
more photos
© 2009 Bob Patterson and CNPS  Follow image link for photo data.
life formannual 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
S3      ranking system key
global rank
G3     G3: 21-80 occurrences or 3,000-10,000 individuals OR 10,000-50,000 acres
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (22):
Capell Valley (499B) 3812242, Yountville (500A) 3812243, Rutherford (500B) 3812244, Napa (500D) 3812233, Kenwood (501A) 3812245, Santa Rosa (501B) 3812246, Glen Ellen (501D) 3812235, Sebastopol (502A) 3812247, Monticello Dam (515D) 3812251, Walter Springs (516A) 3812263, Aetna Springs (516B) 3812264, St. Helena (516C) 3812254, Chiles Valley (516D) 3812253, Detert Reservoir (517A) 3812265, Mount St. Helena (517B) 3812266, Mark West Springs (517C) 3812256, Calistoga (517D) 3812255, Jimtown (518A) 3812267, Cazadero (519D) 3812351, Whispering Pines (533C) 3812276, Asti (534C) 3812278, Cloverdale (535D) 3812371
quad data info

Counties, states, regions:
Lake (LAK), Napa (NAP), Sonoma (SON), Yolo (YOL)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Chaparral (Chprl)
•Cismontane woodland (CmWld)
•Valley and foothill grassland (VFGrs)/usually volcanic
blooming period Mar-May  
elevation range100 - 500 meters
Threatened by habitat conversion and non-native plants. Similar to L. parviflorus. Not in The Jepson Manual. See Madroņo 43(4):455 (1996) for original description, and Aliso 19(1):55-91 (2000) for revised nomenclature.
full nameLeptosiphon jepsonii (D.W. Schemske & C. Goodwillie) Porter & Johnson
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym   Element Code  PDPLM09140
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. 1, 2021 from

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