Taxon Report

Horkelia congesta Hook. var. nemorosa (D.D. Keck) M. Peck

Josephine horkelia

Print Report


© 2011 Doreen L. Smith

  Classification
Scientific Name:
 Horkelia congesta Hook. var. nemorosa (D.D. Keck) M. Peck
Common Name:
 Josephine horkelia
Family: Rosaceae
Element Code: PDROS0W032
USDA Plants Symbol:
Synonyms/Other Names:
  • Horkelia congesta Hook ssp. nemorosa Keck

Ecology and Life History
Lifeform: perennial herb
Blooming Period: May-Jul May-Jul
Elevation: 300-800 (985-2625)
General Habitats: North Coast coniferous forest
Microhabitat:
Microhabitat Details:

Conservation Status
CA Rare Plant Rank: 2B.1
Global Rank: G4T4?
State Rank:
 S1
State List: None
Fed List: None
Other Status:
CRPR Changes:
  • changed from 2.1 to 2B.1 on 2013-06-12

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

Location
California Endemic:  False
California Counties and Islands: Name (Code)
Del Norte (DNT)
Quads: Name (Quad Code)
Shelly Creek Ridge (4112387)

Threat List Data from the CNDDB

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

 

Notes
Known in CA only from Shelly Creek.
Threats:
Taxonomy:

Selected References

Horkelia congesta var. nemorosa profile for potential Species of Conservation Concern evaluation (2018)
USFS Potential Species of Conservation Concern Profile
Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 2 January 2025].