Roadless Areas
Home/Species/ Johnston Monkeyflower

Diplacus johnstonii

(A.L. Grant) G.L. Nesom

Johnston Monkeyflower

G4Apparently Secure Found in 14 roadless areas NatureServe Explorer →
G4Apparently SecureGlobal Rank
LowThreat Impact
Identity
Unique IDELEMENT_GLOBAL.2.137387
Element CodePDSCR1B1H0
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
Endemicendemic to a single state or province
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderLamiales
FamilyPhrymaceae
GenusDiplacus
Synonyms
Mimulus johnstoniiA.L. Grant
Concept Reference
Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
Taxonomic Comments
The Flora of North America (vol. 17 2019) transfers Mimulus johnstonii to Diplacus johnstonii; these represent the same concept for the element.
Conservation Status
Rank MethodLegacy Rank calculation - Excel v3.1x
Review Date2014-11-10
Change Date2016-05-20
Edition Date2014-11-10
Edition AuthorsBittman, R.
Threat ImpactLow
Range Extent5000-20,000 square km (about 2000-8000 square miles)
Number of Occurrences81 - 300
Ecology & Habitat
Other Nations (1)
United StatesN4
ProvinceRankNative
CaliforniaS4Yes
Plant Characteristics
Economic Value (Genus)No
Roadless Areas (14)
California (14)
AreaForestAcres
CamuesaLos Padres National Forest8,209
Circle MountainSan Bernardino National Forest6,375
Cucamonga AAngeles National Forest1,249
Cucamonga BSan Bernardino National Forest11,933
De La GuerraLos Padres National Forest5,418
Dry LakesLos Padres National Forest17,043
Fox MountainLos Padres National Forest52,072
La BreaLos Padres National Forest14,031
Malduce BuckhornLos Padres National Forest14,177
MatilijaLos Padres National Forest5,218
NordhoffLos Padres National Forest12,031
Pleasant ViewAngeles National Forest26,395
Santa CruzLos Padres National Forest21,182
Sheep MountainAngeles National Forest21,098
References (3)
  1. Flora of North America Editorial Committee (FNA). 2019. Flora of North America north of Mexico. Vol. 17: Magnoliophyta: Tetrachondraceae to Orobanchaceae. Oxford Univ. Press, New York. xxiv + 737 pp.
  2. Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
  3. Munz, P.A., with D.D. Keck. 1959. A California flora. Univ. California Press, Berkeley. 1681 pp.