CNPS Inventory Plant Detail

Mimulus evanescens

Common Name:	ephemeral monkeyflower
Family:	Phrymaceae
Synonyms:
Element Code:	PDSCR1B370
Full Name:	Mimulus evanescens Meinke
USDA PLANTS Symbol:	MIEV

Biology
Lifeform: annual herb Blooming Period: May - August Habitat: gravelly or rocky, vernally mesic. • Great Basin scrub • Lower montane coniferous forest • Pinyon and juniper woodland

Rarity Status
CA Rare Plant Rank: 1B.2 Rare, threatened, or endangered in California and elsewhere .2: Fairly endangered in California Federal Listing Status: Not Listed State Listing Status: Not Listed State Rank: S2 S2: Imperiled. Global Rank: G3 G3: Vulnerable.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 19
Element Occurrence Ranks:

A B C D X U

2 8 3 1 1 4

Population Status:

Historic >20 yrs	Recent <=20 yrs
3	16

Presence:

Present Extant	Possibly Extirpated	Extirpated
18	1	0

Notes

Known from approximately fifteen occurrences in CA; other known occurrences outside CA not recently confirmed. Does plant occur in NV? Possibly threatened by trampling and hydrological alterations. Can be confused with M. breviflorus. On review list in ID, and candidate for state listing in OR. Possibly a hybrid between M. latidens and M. breviflorus. See Great Basin Naturalist 55(3):250 (1995) for original description.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 2001-01-01
Last Update: 2011-02-08

Location

Elevation: 1250 - 1740 meters

California Endemic: no

States: California, Idaho, Nevada, Oregon

California Counties and Islands: name (code)
Lassen (LAS), Modoc (MOD), Shasta (SHA), Siskiyou (SIS) *

Quads: name (DWR code) USGS code
Snowstorm Mtn. (639A) 40120F3, Spalding Tract (641A) 40120F7, Champs Flat (641B) 40120F8, Poison Lake (642B) 40121F2, Swains Hole (643A) 40121F3, McDonald Peak (657B) 40120H4, Straylor Lake (660D) 40121G1, Likely (675A) 41120B5, Letterbox Hill (676C) 41120A8, Lane Reservoir (676D) 41120A7, Davis Creek (708A) 41120F3, Lauer Reservoir (708B) 41120F4, Spaulding Butte (711C) 41121E2, Perez (712A) 41121F3, Bray (714B) 41121F8, Sugar Hill (725D) 41120G3, South Mtn. (726C) 41120G6, McGinty Reservoir (726D) 41120G5

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

1971

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Game: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-120.75,41.0