Species Details
Dedeckera eurekensis
July gold
View Report Copy Link Calflora eFlora CCH CalPhotos iNaturalist
© 2007 Steve Matson |
© 2014 James Morefield |
© 2012 Lynn Robertson |
Species Description:
Dedeckera eurekensis, commonly known as July gold, is a perennial deciduous shrub in the Polygonaceae that is found only in California. It occurs within Mojavean desert scrub, growing at elevations from 1215 to 2200 meters. Dedeckera eurekensis is ranked 1B.3, Plants Rare, Threatened or Endangered in California and Elsewhere; Not very threatened in California.|
Scientific Name: Dedeckera eurekensis Rev. & J.T. Howell |
||
|
Common Name: July gold |
||
| Family: | Polygonaceae | |
| Element Code: | PDPGN06010 | |
| USDA Plants Symbol: | DEEU | |
|
Synonyms/Other Names: |
||
| Name Status: |
JEP, FNA, POWO, IPNI, Tropicos |
|
| 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
|
||||||||||||||
|
Elevation:
1215 - 2200 meters 3985 - 7220 feet |
||||||||||||||
General Habitats:
|
||||||||||||||
| 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, Madroño 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% |
| Grazing | 1 | 3% |
| Recreational use (non-ORV) | 1 | 3% |
| 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:
|
|||||||||||||
Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel