Species Details

Diplacus johnstonii

Johnston's monkeyflower

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Scientific Name:
Diplacus johnstonii (A.L. Grant) G.L. Nesom
Common Name:
Johnston's monkeyflower
Family: Phrymaceae
Element Code: PDSCR1B1H0
USDA Plants Symbol:
Synonyms/Other Names:
Lifeform: annual herb
Blooming Period: May-Aug
Elevation:
975 - 2920 meters
3200 - 9580 feet
General Habitat:
  • Lower montane coniferous forest (disturbed areas, gravelly, roadsides, rocky, scree)
General Micro Habitat:
Micro Habitat:
Notes:
 Known only from the San Gabriel and San Bernardino Mtns. Hybridizes with D. constrictus in the Western Transverse Ranges. See Annals of the Missouri Botanical Garden 11:280 (1924) for original description, Systematic Botany Monographs 75:99 (2005) for taxonomic treatment, and Phytoneuron 2012-39:1-60 (2012) for revised nomenclature..
Threats:
Taxonomy:
Other:
References:
Total Occurrences: 0
Element Occurrence Ranks:
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
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Los Angeles (LAX), Riverside (RIV), San Bernardino (SBD), Santa Barbara (SBA), Ventura (VEN)
Quads: Name (Quad Code)
Apache Canyon (3411973), Cajon (3411734), Chilao Flat (3411831), Condor Peak (3411832), Crystal Lake (3411737), Cucamonga Peak (3411725), Cuyama Peak (3411974), Fawnskin (3411638), Fifteenmile Valley (3411741), Forest Falls (3411618), Juniper Hills (3411748), Littlerock (3411758), Mescal Creek (3411746), Mount San Antonio (3411736), Mt. Wilson (3411821), Pacifico Mountain (3411841), Phelan (3411745), San Rafael Mtn. (3411967), Sunland (3411833), Telegraph Peak (3411735), Valyermo (3411747), Waterman Mtn. (3411738), White Water (3311686)
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.

Map

Presumed Extant
Counties   Quads