Taxon Report

Phacelia monoensis Halse

Mono County phacelia

Print Report



  Classification

Scientific Name:
Phacelia monoensis Halse
Common Name:
Mono County phacelia
Family: Hydrophyllaceae
Element Code: PDHYD0C4V0
USDA Plants Symbol: PHMO11
Synonyms/Other Names:

Ecology and Life History

Lifeform: annual herb
Blooming Period: May-Jul May-Jul
Elevation: 1900-2900 (6235-9515)
General Habitats: Great Basin scrub, Pinyon and juniper woodland
Microhabitat: Clay, Roadsides (often)
Microhabitat Details:

Occurrence Data from the CNDDB

Total Occurrences: 14
Element Occurrence Ranks:
   Excellent (A) 2
   Good (B) 5
   Fair (C) 2
   Poor (D) 0
   None (X) 2
   Unknown (U) 3
California Endemic:  False
California Counties and Islands: Name (Code)
Inyo (INY), Mono (MNO)
Quads: Name (Quad Code)
Aurora (3811838), Big Alkali (3811922), Bridgeport (3811932), Coso Peak (3611726), Dome Hill (3811931), Kirkwood Spring (3811828), Mt. Patterson (3811943)

Threat List Data from the CNDDB

Threat List Total: 8
EOs with Threat Listed: Total EOs % of EOs
10 71 %
Road/trail construction/maint. 8 57%
Grazing 6 42%
ORV activity 4 28%
Other 1 7%
Erosion/runoff 1 7%
Military operations 1 7%
Mining 1 7%
Non-native plant impacts 1 7%

Notes

Known in CA from fewer than twenty occurrences. Threatened by vehicles, grazing, and trampling. Threatened in NV. See MadroƱo 28(3):124-125 (1981) for original description, and Intermountain Flora 4:177 (1984) for alternate taxonomic treatment.
Threats:
Taxonomy:
Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 7 January 2025].