Taxon Report

Sparganium natans L.

small bur-reed

Print Report

Taxon Summary

Sparganium natans, commonly known as small bur-reed, is a perennial rhizomatous herb (emergent) in the Typhaceae that is found in California and elsewhere. It occurs within Bogs and fens, Marshes and swamps (lake margins), and Meadows and seeps, growing at elevations from 1625 to 2500 meters. Sparganium natans is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Classification


Scientific Name:	Sparganium natans L.
Common Name:	small bur-reed
Family:	Typhaceae
Element Code:	PMSPA01090
USDA Plants Symbol:	SPNA
Synonyms/Other Names:	Sparganium minimum Fries

Ecology and Life History


Lifeform:	perennial rhizomatous herb (emergent)
Blooming Period: Jun-Sep	Jun-Sep
Elevation:	1625-2500 (5330-8205)
General Habitats:	Bogs and fens, Marshes and swamps, Meadows and seeps
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.3
Global Rank:	G5
State Rank:	S3
State List:	None
Fed List:	None
Other Status:	IUCN_LC
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: False
California Counties and Islands: Name (Code)
Alpine (ALP), Lassen (LAS), Mariposa (MPA), Nevada (NEV), Plumas (PLU), Tuolumne (TUO)
Quads: Name (Quad Code)
Belden (4012113), Bucks Lake (3912182), Bullard Lake (4012078), Cisco Grove (3912035), El Capitan (3711966), Gallatin Peak (4012056), Kibbie Lake (3811917), Lake Eleanor (3711987), Pacific Valley (3811958), Red Cinder (4012142), Roop Mountain (4012047), Tioga Pass (3711983)

Threat List Data from the CNDDB


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

Notes




Threats:

Taxonomy:

Selected References

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 5 February 2025].