Species Details

Stipa arida

Mormon needle grass

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CA Rare Plant Rank: 2B.3
Fed List: None
State List: None
Global Rank: G5
State Rank:
S3?
Other Status: SB_CalBG/RSABG; SB_USDA
CRPR Changes:
changed from 2.3 to 2B.3 on 2013-06-12
Add Date: 1974-01-01
Date Edited: 2022-06-08
Lifeform: perennial herb
Blooming Period: May-Jul
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Elevation:
500 - 2570 meters
1640 - 8430 feet
General Habitats:
  • Joshua tree "woodland"
  • Pinyon and juniper woodland
Microhabitat Details:
Microhabitat:
  • Carbonate
Notes:
See Phytologia 74(1):1-25 (1993) for revised nomenclature.
Threats:
Taxonomy:
Threat List Total: 6
Total EOs % of EOs
EOs with Threat Listed: 9 21 %
THREAT LIST:
Grazing 4 9%
Non-native plant impacts 4 9%
Mining 2 4%
Development 2 4%
ORV activity 1 2%
Total Occurrences: 43
Element Occurrence Ranks:
A B C D X U
0 7 1 0 0 35
Occurrence Status:
Historical >20 Years 31
Recent <=20 Years 12
Presence:
Presumed Extant 43
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Arizona (AZ), California (CA), Colorado (CO), Nevada (NV), Texas (TX), Utah (UT)
California Counties and Islands: Name (Code)
Inyo (INY), Mono (MNO), San Bernardino (SBD)
Quads: Name (Quad Code)
Blackwater Mine (3511577), Clark Mtn. (3511555), Dry Mountain (3611785), Dyer (3711861), East of Echo Canyon (3611645), East of Waucoba Spring (3711717), Echo Canyon (3611646), Horse Thief Springs (3511578), Ivanpah (3511533), Ivanpah Lake (3511554), Jail Canyon (3611722), Joshua Flats (3711728), Kingston Peak (3511568), Last Chance Mtn. (3711736), Last Chance Range SE (3711715), Last Chance Range SW (3711716), Lee Wash (3611745), Mescal Range (3511545), Mesquite Lake (3511565), Mineral Hill (3511544), Nova Canyon (3611733), Pachalka Spring (3511556), Pinto Valley (3511523), Solomons Knob (3511547), State Line Pass (3511564), Stewart Valley (3611622), Teakettle Junction (3611775), Thimble Peak (3611771), White Top Mtn. (3611774), Wildrose Peak (3611731)
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.
Presumed Extant
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