CNPS.ORG Inventory of Rare and Endangered Plants - 7th edition interface
v7-18mar 3-19-18
Status: record erigeron_biolettii - Tue, Nov. 30, 2021 00:34 ET c
Erigeron biolettii
common namestreamside daisy
CalPhotos image
more photos
© 1996 Dean Wm. Taylor  Follow image link for photo data.
life formperennial herb
CA Rare Plant Rank
List 3
LIST 3: We need more information about this plant (Review List).
state rank
S3?     S3: 21-80 occurrences or 3,000-10,000 individuals OR 10,000-50,000 acres
global rank
G3?      ranking system key
Where did the "RED" code go?
CA state listingNone  
federal listingNone  
where found
MAPS - Use v8 link below.

Topographic quads (14):
Cordelia (482B) 3812222, Petaluma River (484A) 3812225, Sonoma (500C) 3812234, Kenwood (501A) 3812245, Camp Meeker (502B) 3812248, Duncans Mills (503A) 3812341, St. Helena (516C) 3812254, Detert Reservoir (517A) 3812265, Mark West Springs (517C) 3812256, Calistoga (517D) 3812255, Zeni Ridge (536B) 3812384, Gualala (537D) 3812375, Philo (551C) 3912314, Garberville (617D) 4012317
quad data info

Counties, states, regions:
Humboldt (HUM), Mendocino (MEN), Marin (MRN), Napa (NAP), Solano (SOL), Sonoma (SON)
A reminder: Species not recorded for a given area may nonetheless be present, especially where favorable conditions occur.
CNPS habitats•Broadleafed upland forest (BUFrs)
•Cismontane woodland (CmWld)
•North Coast coniferous forest (NCFrs)/rocky, mesic
blooming period Jun-Oct  
elevation range30 - 1100 meters
Move to List 1B? Location, rarity, and endangerment information needed. Most collections are very old. Intergrades with E. inornatus. Possibly threatened by recreational activities. See Manual of the Botany of the Region of San Francisco Bay, p. 181 (1894) by E. Greene for original description, and Phytologia 72(2):157-208 (1992) for taxonomic treatment.
full nameErigeron biolettii Greene
Version 8    INVENTORY VERSION 8 interface for this taxon, including GIS and more links

Additional information:
standard acronym  ERBI7 Element Code  PDAST3M5H0
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 Tue, Nov. 30, 2021 from

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