Taxon Report

Phacelia argentea Nels. & Macbr.

sand dune phacelia

Print Report


© 2012 Genevieve K Walden

  Classification

Scientific Name:
Phacelia argentea Nels. & Macbr.
Common Name:
sand dune phacelia
Family: Hydrophyllaceae
Element Code: PDHYD0C070
USDA Plants Symbol: PHAR
Synonyms/Other Names:

Occurrence Data from the CNDDB

Total Occurrences: 16
Element Occurrence Ranks:
   Excellent (A) 3
   Good (B) 11
   Fair (C) 1
   Poor (D) 0
   None (X) 0
   Unknown (U) 1
California Endemic:  False
California Counties and Islands: Name (Code)
Del Norte (DNT)
Quads: Name (Quad Code)
Crescent City (4112472), Smith River (4112482)

Threat List Data from the CNDDB

Threat List Total: 10
EOs with Threat Listed: Total EOs % of EOs
15 94 %
Non-native plant impacts 11 68%
ORV activity 6 37%
Recreational use (non-ORV) 3 18%
Foot traffic/trampling 2 12%
Landfill 2 12%
Mining 2 12%
Grazing 1 6%
Development 1 6%
Erosion/runoff 1 6%
Road/trail construction/maint. 1 6%

Notes

See Botanical Gazette 61: 34 (1916) for original description.
Threats:
Threatened by coastal development, vehicles, and non-native plants. State-listed as Threatened in OR.
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 5 January 2025].