Species Details
Orcuttia viscida
Sacramento Orcutt grass
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© Rick York and CNPS |
© 2007 Carol W Witham |
© 2007 Carol W Witham |
Species Description:
Orcuttia viscida, commonly known as Sacramento Orcutt grass, is a annual herb in the Poaceae that is found only in California. It occurs within Vernal pools, growing at elevations from 30 to 100 meters. Orcuttia viscida is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.|
Scientific Name: Orcuttia viscida (Hoov.) J. Reeder |
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Common Name: Sacramento Orcutt grass |
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| Family: | Poaceae | |
| Element Code: | PMPOA4G070 | |
| USDA Plants Symbol: | ORVI2 | |
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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.1 |
| Fed List: | FE (1997-03-26) |
| State List: | CE (1979-07-01) |
| Global Rank: | G1 |
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State Rank: |
S1 |
| Other Status: | SB_CalBG/RSABG |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2021-05-26 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: Apr-Jul(Sep)
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Elevation:
30 - 100 meters 100 - 330 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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Notes: Seriously threatened by agriculture, urbanization, overgrazing, vehicles, and non-native plants. Protected in part at Phoenix Field ER (DFG). See Bulletin of the Torrey Botanical Club 68(3):155 (1941) for original description, and American Journal of Botany 69:1082-1095 (1982) for taxonomic treatment. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 13 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 11 | 58 % |
| THREAT LIST: | ||
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| Non-native plant impacts | 7 | 36% |
| Grazing | 6 | 31% |
| Development | 5 | 26% |
| Altered flood/tidal/hydrologic regime | 4 | 21% |
| Foot traffic/trampling | 2 | 10% |
| Landfill | 2 | 10% |
| ORV activity | 2 | 10% |
| Road/trail construction/maint. | 2 | 10% |
| Other | 1 | 5% |
| Recreational use (non-ORV) | 1 | 5% |
| Insufficient population/stand size | 1 | 5% |
| Agriculture | 1 | 5% |
| Erosion/runoff | 1 | 5% |
| Total Occurrences: | 19 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 3 | 6 | 1 | 0 | 2 | 7 |
| Occurrence Status: | |||||
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| Historical >20 Years | 2 | ||||
| Recent <=20 Years | 17 | ||||
| Presence: | |||||
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| Presumed Extant | 17 | ||||
| Possibly Extirpated | 0 | ||||
| Presumed Extirpated | 2 | ||||
| California Endemic: | |||||||||||||
| California Island: | |||||||||||||
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States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Sacramento (SAC) |
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Quads: Name (Quad Code) Buffalo Creek (3812152), Carmichael (3812153), Elk Grove (3812143), Folsom (3812162), Goose Creek (3812131) |
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Notes:
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Presumed Extant
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