CNPS

CNPS Rare Plant Inventory

Species Details

Erythranthe percaulis

Serpentine Canyon monkeyflower

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Photo by © 2019 Belinda Lo max-height:128px; max-width:145px;
© 2019 Belinda Lo 		Photo by © 2019 Belinda Lo max-height:128px; max-width:145px;
© 2019 Belinda Lo 		Photo by © 2019 Belinda Lo max-height:128px; max-width:145px;
© 2019 Belinda Lo

Classification

Scientific Name:
Erythranthe percaulis Nesom
Common Name:
Serpentine Canyon monkeyflower
Family: Phrymaceae
Element Code: PDPHR01140
USDA Plants Symbol:
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank: 1B.1
Fed List: None
State List: None
Global Rank: G1
State Rank:
 S1
Other Status:
CRPR Changes:
added to 1B.1 on 2017-04-25
Add Date: 2017-04-25
Date Edited: 2021-12-09

Ecology and Life History

Lifeform: annual herb
Blooming Period: (Mar)May(Jun)
Elevation:
780 - 855 meters
2560 - 2805 feet
General Habitat:
  • Chaparral
  • Lower montane coniferous forest (openings)
General Micro Habitat: cliffs
Micro Habitat:
  • Roadsides
  • Rocky
  • Seeps
  • Serpentinite
  • Slopes

Notes

Notes:
Rediscovered in 2016 by S. Schoenig at the type locality. Potentially threatened by road maintenance. See Phytoneuron 2013-70:1-6 (2013) for original description, and Phytoneuron 2016-69:1-14 (2016) for discussion of rediscovery.
Threats:
Taxonomy:
Other:

Occurrence Data from the CNDDB

Total Occurrences: 1
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 1
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 1
Presence:
Presumed Extant 1
Possibly Extirpated 0
Presumed Extirpated 0

Location

California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Plumas (PLU)
Quads: Name (Quad Code)
Caribou (4012112)
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
Print this Map
Counties   Quads

Selected References

CNPS Status Review: CRPR List Addition on 2017-04-25
Suggested Citation:
California Native Plant Society, Rare Plant Program. 2022. Rare Plant Inventory (online edition, v9-01 1.5). Website https://www.rareplants.cnps.org [accessed 5 July 2022].