Taxon Details

Microseris borealis

northern microseris

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Taxon Summary:

Microseris borealis, commonly known as northern microseris, is a perennial herb in the Asteraceae that is found in California and elsewhere. It occurs within Bogs and fens, Lower montane coniferous forest, and Meadows and seeps, growing at elevations from 1000 to 2000 meters. Microseris borealis is ranked 2B.1, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Seriously threatened in California.

Classification

Scientific Name: Microseris borealis (Bong.) Sch.-Bip.
Common Name: northern microseris
Family:	Asteraceae
Element Code:	PDAST6E030
USDA Plants Symbol:	MIBO
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	2B.1
Fed List:	None
State List:	None
Global Rank:	G5
State Rank:	S1
Other Status:	IUCN_LC
CRPR Changes:
Add Date:	1994-01-01
Date Edited:	2022-03-01

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Jun-Sep

Elevation:
1000 - 2000 meters
3280 - 6560 feet

General Habitats:

Bogs and fens
Lower montane coniferous forest
Meadows and seeps

Microhabitat Details:

Microhabitat:

Mesic

Notes

Notes: Known in CA from only two occurrences near Lake Prairie; old collection from Mendocino City (569D) is questionable. State-listed as Sensitive in WA.
Threats:
Taxonomy:

Threat List Data from the CNDDB

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

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					3
A	B	C	D	X	U
0	0	0	0	1	2

Occurrence Status:
Historical >20 Years	3
Recent <=20 Years	0

Presence:
Presumed Extant	2
Possibly Extirpated	1
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
Alaska (AK), California (CA), Oregon (OR), Washington (WA)

California Counties and Islands: Name (Code)
Humboldt (HUM), Mendocino (MEN)*

Quads: Name (Quad Code)
Maple Creek (4012377), Mendocino (3912337)*

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

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CNPS Rare Plant Inventory