Home/Species/ Marsh Claytonia

Claytonia palustris

Swanson & Kelley

Marsh Claytonia

G4Apparently Secure Found in 7 roadless areas NatureServe Explorer →

G4Apparently SecureGlobal Rank

MediumThreat Impact

Identity

Unique IDELEMENT_GLOBAL.2.152955

Element CodePDPOR030S0

Record TypeSPECIES

ClassificationSpecies

Classification StatusStandard

Name CategoryVascular Plant

Endemicendemic to a single state or province

KingdomPlantae

PhylumAnthophyta

ClassDicotyledoneae

OrderCaryophyllales

FamilyMontiaceae

GenusClaytonia

Other Common Names

Jonesville springbeauty (EN) Jonesville Springbeauty (EN)

Concept Reference

Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.

Conservation Status

Rank MethodLegacy Rank calculation - Excel v3.1x

Review Date2014-10-08

Change Date2014-10-08

Edition Date2014-10-08

Edition AuthorsOliver, L., rev. R. Bittman (2014)

Threat ImpactMedium

Range Extent20,000-200,000 square km (about 8000-80,000 square miles)

Number of Occurrences81 - 300

Rank Reasons

Claytonia palustris is endemic to California and known from Butte, Fresno, Plumas, Siskiyou, Tehama and Tulare counties (CNPS 2001). Further, C. palustris has a disjunct distribution with regions at opposite ends of the Sierra Nevada and another site in Siskiyou County (Swanson and Kelley 1987). Threats include logging, grazing, and improper fire regime.

Range Extent Comments

Claytonia palustris is endemic to California and known from two disjunct regions at opposite ends of the Sierra Nevada and a third site in Siskiyou County (Swanson and Kelley 1987). Specifically, it is known from Butte, Fresno, Plumas, Siskiyou, Tehama and Tulare counties (CNPS 2001).

Occurrences Comments

There are 99 unprocessed sources in CNDDB (2014), and 80 Consortium of California Herbaria records (2014).

Threat Impact Comments

Threats include logging, grazing, and improper fire regime (CNNDB 2014).

Ecology & Habitat

Habitat

Claytonia palustris, a California endemic, occurs in sunny places in wet meadows, marshy slopes and with streamside vegetation at mid elevations (1025-1650 meters) in the north and mid-high elevations in the south (1500-1650 meters) (Swanson and Kelley 1987).

Other Nations (1)

United StatesN4

Province	Rank	Native
California	S4	Yes

Threat Assessments

Threat	Scope	Severity	Timing
2 - Agriculture & aquaculture	—	—	—
2.3 - Livestock farming & ranching	—	—	—
5 - Biological resource use	—	—	—
5.3 - Logging & wood harvesting	—	—	—
7 - Natural system modifications	—	—	—
7.1 - Fire & fire suppression	—	—	—

Plant Characteristics

Economic Value (Genus)No

Roadless Areas (7)

California (7)

Area	Forest	Acres
Cub Creek	Lassen National Forest	8,643
Ishi	Lassen National Forest	21,805
Mill Creek	Lassen National Forest	7,587
Rincon	Sequoia National Forest	54,610
San Joaquin	Sierra National Forest	22,474
Slate Mtn.	Sequoia National Forest	12,299
Woodpecker	Sequoia National Forest	11,936

References (5)

California Native Plant Society (CNPS). 2001. Inventory of Rare and Endangered Plants of California (sixth edition). Rare Plant Scientific Advisory Committee, David P. Tibor, Convening Editor. California Native Plant Society. Sacramento, CA. x + 388pp.
California Natural Diversity Database (CNDDB). 2014. RareFind Version 5. California Department of Fish and Game, Sacramento.
Flora of North America Editorial Committee (FNA). 2003b. Flora of North America north of Mexico. Vol. 4, Magnoliophyta: Caryophyllidae, part 1. Oxford University Press, New York. xxiv + 559 pp.
Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
Swanson, J. R. and W. A. Kelly. 1987. Claytonia palustris (Portulacaceae), a new species from California. Madrono 34(2): 155-161.

Claytonia palustris

Habitat

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