Species Details

Utricularia minor

lesser bladderwort

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Barry Rice 2009

Species Description:

Utricularia minor, commonly known as lesser bladderwort, is a perennial stoloniferous herb (carnivorous) (aquatic) in the Lentibulariaceae that is found in California and elsewhere. It occurs within Bogs and fens, and Marshes and swamps (shallow freshwater), growing at elevations from 800 to 2900 meters. Utricularia minor is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.

Classification

Scientific Name: Utricularia minor L.
Common Name: lesser bladderwort
Family:	Lentibulariaceae
Element Code:	PDLNT020D0
USDA Plants Symbol:	UTMI
Synonyms/Other Names:
Name Status:	JEP, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	4.2
Fed List:	None
State List:	None
Global Rank:	G5
State Rank:	S3
Other Status:
CRPR Changes:
Add Date:	2001-01-01
Date Edited:	2021-09-27

Ecology and Life History

Lifeform: perennial stoloniferous herb (carnivorous) (aquatic)

Blooming Period: (May-Jun)Jul-Aug

Elevation:
800 - 2900 meters
2625 - 9515 feet

General Habitats:

Bogs and fens
Marshes and swamps (shallow freshwater)

Microhabitat Details: calcium-rich water

Microhabitat:

Notes

Notes: Possibly threatened by development, trampling and grazing. Endangered in OR. See Madroño 22(2):74-84 (1973) for taxonomic treatment.
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)
Arizona (AZ), California (CA), Idaho (ID), Nevada (NV), Oregon (OR), Utah (UT), Washington (WA)

California Counties and Islands: Name (Code)
Butte (BUT), El Dorado (ELD), Lassen (LAS), Mariposa (MPA), Modoc (MOD), Mono (MNO), Plumas (PLU), Shasta (SHA), Tehama (TEH), Tuolumne (TUO)

Quads: Name (Quad Code)
Chester (4012132), Convict Lake (3711857), Echo Lake (3812071), Egg Lake (4112133), Half Dome (3711965), Humbug Valley (4012123), Jacks Backbone (4012166), Jonesville (4012114), Lake Eleanor (3711987), Mariposa Grove (3711955), Meeks Bay (3912011), Mt. Harkness (4012143), Pikes Point (4012057), Reading Peak (4012144), Westwood East (4012038)

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