Species Details
Arabis rigidissima var. demota
Galena Creek rockcress
Download Report Calflora eFlora CCH CalPhotos
![]() |
Scientific Name: Arabis rigidissima Rollins var. demota Rollins |
||
Common Name: Galena Creek rockcress |
||
Family: | Brassicaceae | |
Element Code: | PDBRA061R1 | |
USDA Plants Symbol: | ARRID | |
Synonyms/Other Names: |
CA Rare Plant Rank: | 1B.2 |
Fed List: | None |
State List: | None |
Global Rank: | G3T3Q |
State Rank: |
S1 |
Other Status: | USFS_S |
CRPR Changes: |
|
Add Date: | 1994-01-01 |
Date Edited: | 2021-07-14 |
Lifeform: perennial herb | ||||||||||||||
Blooming Period: Jul-Aug
|
||||||||||||||
Elevation:
2255 - 2560 meters 7400 - 8400 feet |
||||||||||||||
General Habitats:
|
||||||||||||||
Microhabitat Details: | ||||||||||||||
Microhabitat:
|
Notes: Threatened by logging and fuel reduction projects. On watch list in NV. Not in TJM (1993) and TJM 2. See Journal of the Arnold Arboretum 64:498 (1983) for original description, and Novon 13(4):381-391 (2003) for revised nomenclature. |
|
Threats: Threatened by logging and fuel reduction projects. |
|
Taxonomy: Not in TJM |
Threat List Total: | 7 | |
Total EOs | % of EOs | |
EOs with Threat Listed: | 6 | 86 % |
THREAT LIST: | ||
---|---|---|
Foot traffic/trampling | 2 | 28% |
Logging | 2 | 28% |
ORV activity | 2 | 28% |
Recreational use (non-ORV) | 2 | 28% |
Wood cutting or brush clearing | 2 | 28% |
Development | 1 | 14% |
Road/trail construction/maint. | 1 | 14% |
Total Occurrences: | 7 | ||||
Element Occurrence Ranks: | |||||
---|---|---|---|---|---|
A | B | C | D | X | U |
1 | 0 | 5 | 0 | 0 | 1 |
Occurrence Status: | |||||
---|---|---|---|---|---|
Historical >20 Years | 1 | ||||
Recent <=20 Years | 6 |
Presence: | |||||
---|---|---|---|---|---|
Presumed Extant | 7 | ||||
Possibly Extirpated | 0 | ||||
Presumed Extirpated | 0 |
California Endemic: | |||||||||||||
California Island: | |||||||||||||
States: Name (Code) California (CA), Nevada (NV) |
|||||||||||||
California Counties and Islands: Name (Code) El Dorado (ELD), Placer (PLA) |
|||||||||||||
Quads: Name (Quad Code) Martis Peak (3912031), South Lake Tahoe (3811988), Tahoe City (3912022) |
|||||||||||||
Notes:
|

Click on quad for name. Hold Shift Key to use mouse scroll wheel