Species Details
Clarkia australis
Small's southern clarkia
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Species Description:
Clarkia australis, commonly known as Small's southern clarkia, is a annual herb in the Onagraceae that is found only in California. It occurs within Cismontane woodland, and Lower montane coniferous forest, growing at elevations from 800 to 2075 meters. Clarkia australis is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.|
Scientific Name: Clarkia australis E. Small |
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Common Name: Small's southern clarkia |
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| Family: | Onagraceae | |
| Element Code: | PDONA05040 | |
| USDA Plants Symbol: | CLAU2 | |
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Synonyms/Other Names: |
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| Name Status: |
JEP, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 1B.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G2 |
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State Rank: |
S2 |
| Other Status: | BLM_S; USFS_S |
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CRPR Changes: |
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| Add Date: | 1980-01-01 |
| Date Edited: | 2021-05-26 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: May-Aug
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Elevation:
800 - 2075 meters 2625 - 6810 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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| Threat List Total: | 10 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 18 | 44 % |
| THREAT LIST: | ||
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| Logging | 14 | 34% |
| Road/trail construction/maint. | 4 | 9% |
| Wood cutting or brush clearing | 3 | 7% |
| Other | 2 | 4% |
| Improper burning regime | 2 | 4% |
| Biocides | 1 | 2% |
| Disking | 1 | 2% |
| Erosion/runoff | 1 | 2% |
| Foot traffic/trampling | 1 | 2% |
| Grazing | 1 | 2% |
| Total Occurrences: | 41 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 4 | 4 | 0 | 1 | 32 |
| Occurrence Status: | |||||
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| Historical >20 Years | 34 | ||||
| Recent <=20 Years | 7 | ||||
| Presence: | |||||
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| Presumed Extant | 40 | ||||
| Possibly Extirpated | 1 | ||||
| Presumed Extirpated | 0 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Madera (MAD), Mariposa (MPA), Tuolumne (TUO) |
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Quads: Name (Quad Code) Ackerson Mtn. (3711977), Ascension Mtn. (3711978), Buckhorn Peak (3712061), Cherry Lake South (3711988), Coulterville (3712062), Crandall Peak (3812022), Duckwall Mtn. (3712081), El Portal (3711967), Fish Camp (3711946), Jawbone Ridge (3712071), Kinsley (3711968), Lake Eleanor (3711987), Tamarack Flat (3711976), Tuolumne (3712082), Twain Harte (3812012) |
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Notes:
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Presumed Extant
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