Taxon Report

Lewisia kelloggii Brandegee ssp. kelloggii

Kellogg's lewisia

Print Report


© 2019 Barry Breckling

Taxon Summary

Lewisia kelloggii ssp. kelloggii, commonly known as Kellogg's lewisia, is a perennial herb in the Montiaceae that is found only in California. It occurs within Upper montane coniferous forest, growing at elevations from 1465 to 2365 meters. Lewisia kelloggii ssp. kelloggii is ranked 3.2, Plants About Which We Need More Information, A Review List; Moderately threatened in California.

  Classification
Scientific Name:
 Lewisia kelloggii Brandegee ssp. kelloggii
Common Name:
 Kellogg's lewisia
Family: Montiaceae
Element Code: PDPOR040M1
USDA Plants Symbol: LEKEK
Synonyms/Other Names:

Ecology and Life History
Lifeform: perennial herb
Blooming Period: (Apr)May-Aug (Apr)May-Aug
Elevation: 1465-2365 (4805-7760)
General Habitats: Upper montane coniferous forest
Microhabitat: Openings
Microhabitat Details: ridgetops, often slate, sometimes rhyolite tuff.

Conservation Status
CA Rare Plant Rank: 3.2
Global Rank: G3G4T2T3Q
State Rank:
 S2S3
State List: None
Fed List: None
Other Status: USFS_S
CRPR Changes:
  • added to 3.2 on 2013-10-02

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

Location
California Endemic:  True
California Counties and Islands: Name (Code)
Amador (AMA)?, El Dorado (ELD)?, Humboldt (HUM), Lassen (LAS), Mariposa (MPA), Nevada (NEV), Placer (PLA), Sierra (SIE)?, Tuolumne (TUO)
Quads: Name (Quad Code)
Ackerson Mtn. (3711977), Alleghany (3912047), Bear River Reservoir (3812052)?, Boards Crossing (3812032), Caldor (3812054), Duncan Peak (3912025), El Capitan (3711966), Gold Lake (3912066), Half Dome (3711965), Kyburz (3812073), Leek Spring Hill (3812063)?, Liberty Hill (3812031), Mariposa Grove (3711955), McWhinney Creek (4012461), Mokelumne Peak (3812051), Peddler Hill (3812053)?, Sierra City (3912056)?, Tamarack Flat (3711976), Tenaya Lake (3711974), Tragedy Spring (3812062)?, Westwood West (4012131), Yosemite Falls (3711975)

Threat List Data from the CNDDB

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

Notes
Move to CRPR 1B or 4? Taxonomic distinctiveness from ssp. hutchisonii is uncertain; needs further study. Threatened by road construction, trail construction, recreational activities, and vehicles. Possibly threatened by horticultural collecting. See Proceedings of the California Academy of Sciences II 4(4):88 (1894) for original description.
Threats:
Taxonomy:

Selected References

CRPR List Addition on 2013-10-02
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].