CNPS

CNPS Rare Plant Inventory



Taxon Details

Ipomopsis effusa

Baja California ipomopsis

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Photo of Ipomopsis effusa
© 2014 Aaron Schusteff 		Photo of Ipomopsis effusa
© 2014 Aaron Schusteff 		Photo of Ipomopsis effusa
© 2014 Aaron Schusteff

Taxon Summary:

Ipomopsis effusa, commonly known as Baja California ipomopsis, is a annual herb in the Polemoniaceae that is found in California and elsewhere. It occurs within Chaparral, and Sonoran desert scrub (alluvial fans), growing at elevations from 0 to 100 meters. Ipomopsis effusa is ranked 2B.1, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Seriously threatened in California.

  Classification

Scientific Name:
Ipomopsis effusa (Gray) Moran
Common Name:
Baja California ipomopsis
Family: Polemoniaceae
Element Code: PDPLM060U0
USDA Plants Symbol: IPEF
Synonyms/Other Names:
Name Status: JEF, FNA, POWO,
IPNI, Tropicos

  Conservation Status

CA Rare Plant Rank: 2B.1
Fed List: None
State List: None
Global Rank: G3?
State Rank:
 SH
Other Status: SB_CalBG/RSABG
CRPR Changes:
changed from 2.1 to 2.2 on 2006-11-28
Add Date: 1988-01-01
Date Edited: 2022-12-06

  Ecology and Life History

Lifeform: annual herb
Blooming Period: Apr-Jun
JFMAMJJASOND
Elevation:
0 - 100 meters
0 - 330 feet
General Habitats:
  • Chaparral
  • Sonoran desert scrub (alluvial fans)
Microhabitat Details:
Microhabitat:
  • Sandy

  Notes

Notes:
Known in CA only from Pinto Wash, along the Mexican border. Considered a waif. See Madroño 24(3):141-159 (1977) for taxonomic treatment, and Aliso 11(4):589-598 (1987) for first CA record.
Threats:
Taxonomy:

  Threat List Data from the CNDDB

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

 

  Occurrence Data from the CNDDB

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

  Location

California Endemic:
California Island:
States: Name (Code)
Baja California (BA), California (CA)
California Counties and Islands: Name (Code)
Imperial (IMP)
Quads: Name (Quad Code)
Yuha Basin (3211567)
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

CNPS Status Review: CRPR List Deletion on 2006-11-28

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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 27 January 2025].
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