Taxon Report

Claytonia palustris Swanson & Kelley

marsh claytonia

Print Report


©2006 Dean Wm. Taylor, Ph.D.

Taxon Summary

Claytonia palustris, commonly known as marsh claytonia, is a perennial herb in the Montiaceae that is found only in California. It occurs within Marshes and swamps, Meadows and seeps (mesic), and Upper montane coniferous forest, growing at elevations from 1000 to 2500 meters. Claytonia palustris is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

  Classification
Scientific Name:
 Claytonia palustris Swanson & Kelley
Common Name:
 marsh claytonia
Family: Montiaceae
Element Code: PDPOR030S0
USDA Plants Symbol: CLPA10
Synonyms/Other Names:

Ecology and Life History
Lifeform: perennial herb
Blooming Period: May-Oct May-Oct
Elevation: 1000-2500 (3280-8205)
General Habitats: Marshes and swamps, Meadows and seeps, Upper montane coniferous forest
Microhabitat:
Microhabitat Details:

Conservation Status
CA Rare Plant Rank: 4.3
Global Rank: G4
State Rank:
 S4
State List: None
Fed List: None
Other Status:
CRPR Changes:

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)
Butte (BUT), El Dorado (ELD), Fresno (FRE), Lassen (LAS), Plumas (PLU), Shasta (SHA), Siskiyou (SIS), Tehama (TEH), Trinity (TRI), Tulare (TUL)
Quads: Name (Quad Code)
Barkley Mtn. (4012126), Blue Nose Mtn. (3912077), Butte Meadows (4012115), Camp Nelson (3611825), Canyondam (4012121), Casa Vieja Meadows (3611823), Cedar Grove (3611876), Chico (3912167), Childs Meadows (4012134), City of Mount Shasta (4112233), Cohasset (3912186), Crescent Mills (4012018), Denny (4012384), Dinkey Creek (3711912), Dunsmuir (4112223), Durrwood Creek (3611814), Etna (4112248), Giant Forest (3611857), Hamlin Canyon (3912166), Hockett Peak (3611824), Humboldt Peak (4012124), Humbug Valley (4012123), Johnsondale (3511885), Jonesville (4012114), Kern Peak (3611833), Kyburz (3812073), Lassen Peak (4012145), Lodgepole (3611856), McCloud (4112232), Meadow Valley (3912181), Mineral (4012135), Mineral King (3611845), North Yolla Bolly (4012228), Onion Butte (4012125), Paradise West (3912176), Quincy (3912088), Quincy School (3511878), Riverton (3812074), Shaver Lake (3711913), Silver City (3611846), Snowstorm Mtn. (4012063), Sphinx Lakes (3611865), Spring Garden (3912087), Tangle Blue Lake (4112226), Triple Divide Peak (3611855), Twain (4012111)

Threat List Data from the CNDDB

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

Notes
Threatened by logging, grazing, trampling, and fire. See Madroño 34(2):155-161 (1987) for original description.
Threats:
Taxonomy:

Selected References

Citation California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 8 February 2025].