Species Details

Dedeckera eurekensis

July gold

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Photo of Dedeckera eurekensis
© 2007 Steve Matson
Photo of Dedeckera eurekensis
© 2014 James Morefield
Photo of Dedeckera eurekensis
© 2012 Lynn Robertson
Scientific Name:
Dedeckera eurekensis Rev. & J.T. Howell
Common Name:
July gold
Family: Polygonaceae
Element Code: PDPGN06010
USDA Plants Symbol: DEEU
Synonyms/Other Names:
CA Rare Plant Rank: 1B.3
Fed List: None
State List: CR (1978-11-01)
Global Rank: G3
State Rank:
S3
Other Status: BLM_S; SB_BerrySB; USFS_S
CRPR Changes:
Add Date: 1980-01-01
Date Edited: 2021-05-26
Lifeform: perennial deciduous shrub
Blooming Period: May-Aug
JFMAMJJASOND
Elevation:
1215 - 2200 meters
3985 - 7220 feet
General Habitats:
  • Mojavean desert scrub (carbonate)
Microhabitat Details:
Microhabitat:
Notes:
Reproductive capabilities appear extremely limited, and no juvenile plants or seedlings currently known. Possibly threatened by vehicles and non-native plants. See Brittonia 28:245-251 (1976) for original description, MadroƱo 28(2):86-87 (1981) and 32(2):122-123 (1985) for range extension information, and Phytologia 66(3):238-241 (1989) for taxonomic treatment.
Threats:
Taxonomy:
Threat List Total: 7
Total EOs % of EOs
EOs with Threat Listed: 12 41 %
THREAT LIST:
Mining 6 20%
ORV activity 5 17%
Non-native plant impacts 4 13%
Other 2 6%
Road/trail construction/maint. 2 6%
Total Occurrences: 29
Element Occurrence Ranks:
A B C D X U
6 7 0 1 0 15
Occurrence Status:
Historical >20 Years 16
Recent <=20 Years 13
Presence:
Presumed Extant 29
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Inyo (INY), Mono (MNO)
Quads: Name (Quad Code)
Craig Canyon (3611767), Dry Mountain (3611785), Hanging Rock Canyon (3711726), Last Chance Range SE (3711715), Last Chance Range SW (3711716), Laws (3711843), New York Butte (3611768), Pat Keyes Canyon (3611778), Poleta Canyon (3711833), Saline Peak (3611786)
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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