CNPS

CNPS Rare Plant Inventory

Taxon Details

Navarretia eriocephala

hoary navarretia

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Photo of Navarretia eriocephala
© 2018 Leigh Johnson 		Photo of Navarretia eriocephala
© 2018 Leigh Johnson 		Photo of Navarretia eriocephala
© 2018 Leigh Johnson

Taxon Summary:

Navarretia eriocephala, commonly known as hoary navarretia, is a annual herb in the Polemoniaceae that is found only in California. It occurs within Cismontane woodland, and Valley and foothill grassland, growing at elevations from 105 to 400 meters. Navarretia eriocephala is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

  Classification

Scientific Name:
Navarretia eriocephala Mason
Common Name:
hoary navarretia
Family: Polemoniaceae
Element Code: PDPLM0C060
USDA Plants Symbol: NAER
Synonyms/Other Names:
Name Status: JEF, FNA, POWO,
IPNI, Tropicos

  Conservation Status

CA Rare Plant Rank: 4.3
Fed List: None
State List: None
Global Rank: G4?
State Rank:
 S4?
Other Status:
CRPR Changes:
Add Date: 1974-01-01
Date Edited: 2022-03-01

  Ecology and Life History

Lifeform: annual herb
Blooming Period: May-Jun
JFMAMJJASOND
Elevation:
105 - 400 meters
345 - 1310 feet
General Habitats:
  • Cismontane woodland
  • Valley and foothill grassland
Microhabitat Details:
Microhabitat:
  • Vernally Mesic

  Notes

Notes:
Intergrades somewhat with N. heterandra. See Madroño 8(6):196 (1946) for original description.
Threats:
Taxonomy:

  Threat List Data from the CNDDB

Threat List Total: 0
Total EOs % of EOs
EOs with Threat Listed: 0 0 %
THREAT LIST:

  Occurrence Data from the CNDDB

Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0

  Location

California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Fresno (FRE), Sacramento (SAC)
Quads: Name (Quad Code)
Elk Grove (3812143), Millerton Lake East (3711915)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Regional Map

  Map

Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel

  Selected References

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Suggested Citation:
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 30 September 2025].
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