Species Details

Eriastrum tracyi

Tracy's eriastrum

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Photo of Eriastrum tracyi
© 2012 Neal Kramer
Photo of Eriastrum tracyi
© 2021 Scot Loring
Photo of Eriastrum tracyi
© 2012 Ed Kentner
Scientific Name:
Eriastrum tracyi H. Mason
Common Name:
Tracy's eriastrum
Family: Polemoniaceae
Element Code: PDPLM030C0
USDA Plants Symbol:
Synonyms/Other Names:
CA Rare Plant Rank: 3.2
Fed List: None
State List: CR (1982-07-01)
Global Rank: G3Q
State Rank:
S3
Other Status: USFS_S
CRPR Changes:
changed from 1B.2 to 3.2 on 2012-08-23
Add Date: 1974-01-01
Date Edited: 2023-01-10
Lifeform: annual herb
Blooming Period: May-Jul
JFMAMJJASOND
Elevation:
315 - 1780 meters
1035 - 5840 feet
General Habitats:
  • Chaparral
  • Cismontane woodland
  • Valley and foothill grassland
Microhabitat Details:
Microhabitat:
Notes:
Previously CRPR 1B.2. Plants from COL, GLE, THE, and southern SHA cos. may be attributable to E. brandegeeae or undescribed taxa. Plants from the southern Sierra differ slightly from northern CA plants and may belong to an undescribed taxon; needs further study. See Madroño 8(3):87 (1945) for original description, and Madroño 55(1):82-87 (2008) for additional taxonomic information.
Threats:

Threatened by vehicles, competition, development, grazing, and road maintenance. A synonym of E. brandegeeae in TJM (1993). See Madroño 8(3):87 (1945) for original description, and Madroño 55(1):82-87 (2008) for additional taxonomic information.

Taxonomy:

A synonym of E. brandegeeae in TJM (1993). 

Threat List Total: 14
Total EOs % of EOs
EOs with Threat Listed: 79 66 %
THREAT LIST:
Road/trail construction/maint. 37 31%
Grazing 33 27%
Development 26 21%
Non-native plant impacts 23 19%
Other 10 8%
Total Occurrences: 119
Element Occurrence Ranks:
A B C D X U
19 54 9 2 0 35
Occurrence Status:
Historical >20 Years 54
Recent <=20 Years 65
Presence:
Presumed Extant 119
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Colusa (COL)?, Fresno (FRE), Glenn (GLE)?, Kern (KRN), Lake (LAK), Lassen (LAS), Monterey (MNT), Santa Clara (SCL), Shasta (SHA), Stanislaus (STA), Tehama (TEH)?, Trinity (TRI), Tulare (TUL)
Quads: Name (Quad Code)
Alta Sierra (3511865), Auberry (3711914), Bartlett Springs (3912226)?, Beegum (4012237)?, Breckenridge Mtn. (3511845), Burney (4012186), Burney Falls (4112116), Camp Wishon (3611826), Cannell Peak (3511873), Cassel (4012185), Chanchelulla Peak (4012248)?, Chickabally Mtn. (4012236)?, Claraville (3511843), Cold Fork (4012226)?, Cross Mountain (3511832), Dana (4112115), Day (4112123), Democrat Hot Springs (3511856), Dubakella Mtn. (4012342), Elk Creek (3912255)?, Emerald Mtn. (3511833), Eylar Mtn. (3712145), Fairview (3511884), Fouts Springs (3912236)?, Gilmore Peak (3912235)?, Hall Ridge (3912276), Hayfork (4012352), Hogback Ridge (4012184), Hume (3611878), Hyampom (4012354), Hyampom Mtn. (4012364), Isabel Valley (3712135), Jellico (4012173), Johnsondale (3511885), Keene (3511825), Lake Isabella North (3511864), Lake Isabella South (3511854), Lebec (3411877), Lodoga (3912234)?, Loraine (3511834), Lowrey (4012215)?, Miracle Hot Springs (3511855), Monolith (3511813), Mt. Adelaide (3511846), Mt. Boardman (3712144), Mt. Stakes (3712134), Murken Bench (4012174), Newville (3912275)?, Paskenta (3912285)?, Pine Mountain (3511857), Pinyon Mtn. (3511842), Pittville (4112113), Piute Peak (3511844), Platina (4012238)?, Raglin Ridge (4012216)?, Rio Bravo Ranch (3511847), Seaside (3612157), Solyo (3712153), Stonyford (3912245)?, Tehachapi North (3511824), Tehachapi South (3511814), Tomhead Mtn. (4012227)?, Wilbur Springs (3912214), Winters Ridge (3411886), Wren Peak (3611877)
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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