Taxon Details

Diplacus parviflorus

island bush monkeyflower

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Taxon Summary:

Diplacus parviflorus, commonly known as island bush monkeyflower, is a perennial evergreen shrub in the Phrymaceae that is found only in California. It occurs within Chaparral, Closed-cone coniferous forest, Coastal bluff scrub, and Coastal scrub, growing at elevations from 3 to 535 meters. Diplacus parviflorus is ranked 4.3, Plants of Limited Distribution, A Watch List; Not very threatened in California.

Classification

Scientific Name: Diplacus parviflorus Greene
Common Name: island bush monkeyflower
Family:	Phrymaceae
Element Code:	PDSCR22030
USDA Plants Symbol:	DIPA10
Synonyms/Other Names: Mimulus flemingii Mimulus parviflorus (Greene) A.L. Grant
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	4.3
Fed List:	None
State List:	None
Global Rank:	G4
State Rank:	S4
Other Status:	SB_CalBG/RSABG; SB_CRES
CRPR Changes:
Add Date:	1988-01-01
Date Edited:	2025-10-29

Ecology and Life History

Lifeform: perennial evergreen shrub

Blooming Period: Mar-Oct

Elevation:
3 - 535 meters
10 - 1755 feet

General Habitats:

Coastal bluff scrub
Closed-cone coniferous forest
Chaparral
Coastal scrub

Microhabitat Details:

Microhabitat:

Rocky

Notes

Notes: Increasing on SCZ Isl. after reduction of feral sheep population. See Phytoneuron 2012-39:1-60 (2012) for revised nomenclature, and Phytoneuron 2012-45:1-20 (2012) 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)
California (CA)

California Counties and Islands: Name (Code)
Los Angeles (LAX), Santa Barbara (SBA), Ventura (VEN)

Quads: Name (Quad Code)
Anacapa Island (3311983), San Clemente Island Central (3211874), San Clemente Island North (3211885), San Clemente Island South (3211873), San Miguel Island East (3312083), Santa Cruz Island A (3311987), Santa Cruz Island B (3311986), Santa Cruz Island C (3311985), Santa Cruz Island D (3311984), Santa Rosa Island East (3311988), Santa Rosa Island North (3312081), Santa Rosa Island South (3312071), Santa Rosa Island West (3312082)

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