Taxon Report

Eriogonum apricum J.T. Howell var. prostratum Myatt

Irish Hill buckwheat

Print Report


  Classification
Scientific Name:
 Eriogonum apricum J.T. Howell var. prostratum Myatt
Common Name:
 Irish Hill buckwheat
Family: Polygonaceae
Element Code: PDPGN080F2
USDA Plants Symbol: ERAPP
Synonyms/Other Names:

Ecology and Life History
Lifeform: perennial herb
Blooming Period: Jun-Jul Jun-Jul
Elevation: 90-120 (295-395)
General Habitats: Chaparral
Microhabitat:
Microhabitat Details:

Conservation Status
CA Rare Plant Rank: 1B.1
Global Rank: G2T1
State Rank:
 S1
State List: CE
Fed List: FE
Other Status:
CRPR Changes:

Occurrence Data from the CNDDB
Total Occurrences: 2
Element Occurrence Ranks:
   Excellent (A) 1
   Good (B) 1
   Fair (C) 0
   Poor (D) 0
   None (X) 0
   Unknown (U) 0

Location
California Endemic:  True
California Counties and Islands: Name (Code)
Amador (AMA)
Quads: Name (Quad Code)
Carbondale (3812141), Irish Hill (3812048)

Threat List Data from the CNDDB

Threat List Total: 5
EOs with Threat Listed: Total EOs % of EOs
2 100 %
Mining 2 100%
ORV activity 1 50%
Road/trail construction/maint. 1 50%
Development 1 50%
Grazing 1 50%

Notes
Known from only two occurrences near Irish Hill and Carbondale Mesa on the Ione Formation. Threatened by vehicles, mining, and erosion. See Madroño 20(6):320 (1970) for original description, and Phytologia 66(4):320-321 (1989) for taxonomic treatment.
Threats:
Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 27 December 2024].