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Muhlenbergia californica

Vasey

California Muhly

G4Apparently Secure Found in 1 roadless area NatureServe Explorer →
G4Apparently SecureGlobal Rank
MediumThreat Impact
Identity
Unique IDELEMENT_GLOBAL.2.141987
Element CodePMPOA480A0
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
Endemicendemic to a single state or province
KingdomPlantae
PhylumAnthophyta
ClassMonocotyledoneae
OrderCyperales
FamilyPoaceae
GenusMuhlenbergia
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.
Conservation Status
Rank MethodLegacy Rank calculation - Excel v3.1x
Review Date2014-11-10
Change Date2014-11-10
Edition Date2014-11-10
Edition AuthorsR. Bittman & K. Maybury (1997), R. Bittman & L. McDonald, rev. R. Bittman (2014)
Threat ImpactMedium
Range Extent5000-20,000 square km (about 2000-8000 square miles)
Number of Occurrences81 - 300
Rank Reasons
Although thought to be historic, Muhlenbergia californica is found in southern California. Roxanne Bittman (pers. comm. 2001) indicates that this grass has been under-reported, but that in 2000 many populations were found. Continuing threats may include recreational activities and hydrological changes.
Range Extent Comments
California endemic known from the southern California coast and mountains.
Occurrences Comments
There are 166 Consortium of California Herbaria records (2014).
Threat Impact Comments
Threats may include recreational activities and hydrological changes (CNDDB 2014).
Ecology & Habitat

Habitat

Moist places such as treamsides, moist ditches, and seeps, from 100-2000 m elevation in coastal scrub to lower montane coniferous forests and meadows.
Other Nations (1)
United StatesN4
ProvinceRankNative
CaliforniaS4Yes
Threat Assessments
ThreatScopeSeverityTiming
6 - Human intrusions & disturbance———
6.1 - Recreational activities———
7 - Natural system modifications———
7.2 - Dams & water management/use———

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Plant Characteristics
Economic Value (Genus)No
Roadless Areas (1)
California (1)
AreaForestAcres
Strawberry PeakAngeles National Forest7,245
References (4)
  1. California Natural Diversity Database (CNDDB). 2014. RareFind Version 5. California Department of Fish and Game, Sacramento.
  2. Hickman, J. C., ed. 1993. The Jepson manual: Higher plants of California. University of California Press, Berkeley, CA. 1400 pp.
  3. 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.
  4. Skinner, M.W., and B.M. Pavlik, eds. 1994. California Native Plant Society's Inventory of rare and endangered vascular plants of California. 5th edition. California Native Plant Society, Sacramento. 338 pp.