Taxon Details
Clarkia borealis ssp. arida
Shasta clarkia
View Report Copy Link Calflora eFlora CCH CalPhotos iNaturalist
|
Taxon Summary:
Clarkia borealis ssp. arida, commonly known as Shasta clarkia, is a annual herb in the Onagraceae that is found only in California. It occurs within Cismontane woodland, and Lower montane coniferous forest (openings), growing at elevations from 490 to 595 meters. Clarkia borealis ssp. arida is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.|
Scientific Name: Clarkia borealis E. Small ssp. arida E. Small |
||
|
Common Name: Shasta clarkia |
||
| Family: | Onagraceae | |
| Element Code: | PDONA05061 | |
| USDA Plants Symbol: | CLBOA | |
|
Synonyms/Other Names: |
||
| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
|
| CA Rare Plant Rank: | 1B.1 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G4T2 |
|
State Rank: |
S2? |
| Other Status: | BLM_S; SB_UCBG |
|
CRPR Changes: |
|
| Add Date: | 1980-01-01 |
| Date Edited: | 2025-05-06 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: Jun-Aug
|
||||||||||||||
|
Elevation:
490 - 595 meters 1610 - 1950 feet |
||||||||||||||
General Habitats:
|
||||||||||||||
| Microhabitat Details: | ||||||||||||||
|
Microhabitat:
|
||||||||||||||
| Threat List Total: | 1 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 2 | 33 % |
| THREAT LIST: | ||
|---|---|---|
| Road/trail construction/maint. | 2 | 33% |
| Total Occurrences: | 6 | ||||
| Element Occurrence Ranks: | |||||
|---|---|---|---|---|---|
| A | B | C | D | X | U |
| 1 | 1 | 0 | 0 | 0 | 4 |
| Occurrence Status: | |||||
|---|---|---|---|---|---|
| Historical >20 Years | 6 | ||||
| Recent <=20 Years | 0 | ||||
| Presence: | |||||
|---|---|---|---|---|---|
| Presumed Extant | 6 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
|
States: Name (Code) California (CA) |
|||||||||||||
|
California Counties and Islands: Name (Code) Shasta (SHA), Tehama (TEH) |
|||||||||||||
|
Quads: Name (Quad Code) Clough Gulch (4012251), Devils Rock (4012271), Inskip Hill (4012138)?, Oak Run (4012261), Shingletown (4012148) |
|||||||||||||
Notes:
|
|||||||||||||
Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel