Taxon Details

Equisetum palustre

marsh horsetail

View Report Copy Link Calflora eFlora CCH CalPhotos iNaturalist

Taxon Summary:

Equisetum palustre, commonly known as marsh horsetail, is a perennial rhizomatous herb in the Equisetaceae that is found in California and elsewhere. It occurs within Marshes and swamps, growing at elevations from 45 to 1000 meters. Equisetum palustre is ranked 3, Plants About Which We Need More Information, A Review List.

Classification

Scientific Name: Equisetum palustre L.
Common Name: marsh horsetail
Family:	Equisetaceae
Element Code:	PPEQU01050
USDA Plants Symbol:	EQPA
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	3
Fed List:	None
State List:	None
Global Rank:	G5
State Rank:	S1S3
Other Status:
CRPR Changes:
Add Date:	1994-01-01
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: perennial rhizomatous herb

Blooming Period: Unk

Elevation:
45 - 1000 meters
150 - 3280 feet

General Habitats:

Marshes and swamps

Microhabitat Details:

Microhabitat:

Notes

Notes: Move to List 2? Location, rarity, and endangerment information needed; need quads for LAK and SMT counties. Scarcity poorly understood. NAP Co. occurrence (532C) located in 1994 is perhaps only the second confirmed in CA.
Threats:
Taxonomy:

Threat List Data from the CNDDB

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

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					0
A	B	C	D	X	U
0	0	0	0	0	0

Occurrence Status:
Historical >20 Years	0
Recent <=20 Years	0

Presence:
Presumed Extant	0
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Alaska (AK), California (CA), Connecticut (CT), Idaho (ID), Maine (ME), Massachusetts (MA), Michigan (MI), Minnesota (MN), Montana (MT), New Hampshire (NH), New York (NY), North Dakota (ND), Ohio (OH), Oregon (OR), South Dakota (SD), Vermont (VT), Washington (WA), Wisconsin (WI)

California Counties and Islands: Name (Code)
Napa (NAP), San Francisco (SFO)

Quads: Name (Quad Code)
Jericho Valley (3812274), San Francisco North (3712274)

Notes:

Definitions of codes following a county and/or quad:
*		Presumed extirpated
(?)		Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Regional Map

Map

Presumed Extant

Click on quad for name. Hold Shift Key to use mouse scroll wheel

CNPS Rare Plant Inventory