CNPS

CNPS Rare Plant Inventory



Species Details

Muhlenbergia jonesii

Jones' muhly

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  Classification

Scientific Name:
Muhlenbergia jonesii (Vasey) Hitchc.
Common Name:
Jones' muhly
Family: Poaceae
Element Code: PMPOA480X0
USDA Plants Symbol: MUJO
Synonyms/Other Names:

  Conservation Status

CA Rare Plant Rank: 4.3
Fed List: None
State List: None
Global Rank: G3
State Rank:
 S3
Other Status:
CRPR Changes:
Add Date: 2001-01-01
Date Edited: 2021-05-26

  Ecology and Life History

Lifeform: perennial herb
Blooming Period: Jun-Aug(Sep)
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Elevation:
1130 - 2160 meters
3710 - 7085 feet
General Habitats:
  • Lower montane coniferous forest
  • Upper montane coniferous forest
Microhabitat Details:
Microhabitat:

  Notes

Notes:
Possibly threatened by vehicles and trail maintenance. See Botanical Gazette 6:297 (1881) for original description, Flora of California 1:111 (1912) by W.L. Jepson for revised nomenclature, and Brittonia 50(1):39 (1998) for taxonomic treatment.
Threats:
Taxonomy:

  Threat List Data from the CNDDB

Threat List Total: 0
Total EOs % of EOs
EOs with Threat Listed: 0 0 %
THREAT LIST:

  Occurrence Data from the CNDDB

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

  Location

California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
El Dorado (ELD), Lassen (LAS), Plumas (PLU)
Quads: Name (Quad Code)
Bogard Buttes (4012152), Homewood (3912012), Red Cinder (4012142), Swain Mountain (4012141), Westwood West (4012131)
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

  Selected References

Other: USFS Potential Species of Conservation Concern Profile

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Suggested Citation:
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 December 2024].
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