Species Details

Mitellastra caulescens

leafy-stemmed mitrewort

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Classification

Scientific Name: Mitellastra caulescens (Nutt.) Howell
Common Name: leafy-stemmed mitrewort
Family:	Saxifragaceae
Element Code:	PDSAX0N020
USDA Plants Symbol:
Synonyms/Other Names: Mitella caulescens

Conservation Status

CA Rare Plant Rank:	4.2
Fed List:	None
State List:	None
Global Rank:	G5
State Rank:	S4
Other Status:
CRPR Changes: changed from 2.3 to 4.2 on 2006-06-08
Add Date:	2001-01-01
Date Edited:	2022-03-01

Ecology and Life History

Lifeform: perennial rhizomatous herb

Blooming Period: (Mar)Apr-Oct

Elevation:
5 - 1700 meters
15 - 5580 feet

General Habitats:

Broadleafed upland forest
Lower montane coniferous forest
Meadows and seeps
North Coast coniferous forest

Microhabitat Details:

Microhabitat:

Mesic
Roadsides (sometimes)

Notes

Notes: Threatened by logging and road maintenance.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	4
	Total EOs	% of EOs
EOs with Threat Listed:	9	43 %
Logging	9	42%
Foot traffic/trampling	2	9%
Other	1	4%
Road/trail construction/maint.	1	4%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					21
A	B	C	D	X	U
3	4	1	1	0	12

Occurrence Status:
Historical >20 Years	21
Recent <=20 Years	0

Presence:
Presumed Extant	21
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Idaho (ID), Montana (MT), Oregon (OR), Washington (WA)

California Counties and Islands: Name (Code)
Del Norte (DNT), Humboldt (HUM), Madera (MAD), Mendocino (MEN), Siskiyou (SIS), Tehama (TEH), Trinity (TRI)

Quads: Name (Quad Code)
Ah Pah Ridge (4112348), Albion (3912327), Arcata North (4012481), Arcata South (4012471), Bear Harbor (3912388), Blue Creek Mtn. (4112347), Blue Lake (4012388), Board Camp Mtn. (4012366), Bridgeville (4012347), Childs Hill (4112461), Crannell (4112411), Crescent City (4112472), Dutchmans Knoll (3912356), Elk (3912326), Etna (4112248), Fern Canyon (4112441), Fields Landing (4012462), Fort Bragg (3912347), Grider Valley (4112362), Hales Grove (3912377), High Divide (4112481), Hiouchi (4112471), Holter Ridge (4112338), Hydesville (4012451), Iaqua Buttes (4012368), Inglenook (3912357), Johnsons (4112337), Klamath Glen (4112358), Korbel (4012378), Leggett (3912376), Lincoln Ridge (3912366), Lord-ellis Summit (4012387), Mad River Buttes (4012367), Mallo Pass Creek (3912316), Maple Creek (4012377), Mathison Peak (3912336), McWhinney Creek (4012461), Mendocino (3912337), Myers Flat (4012337), North Yolla Bolly (4012228), Northspur (3912345), Noyo Hill (3912346), Orick (4112431), Owl Creek (4012358), Panther Creek (4112318), Polar Bear Mtn. (4112385), Redcrest (4012348), Requa (4112451), Scotia (4012441), Showers Mtn. (4012356), Sims Mountain (4012365), Sister Rocks (4112462), Smith River (4112482), Tish Tang Point (4112315), Trinity Mtn. (4112314), Westport (3912367)

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