Species Details
Orcuttia californica
California Orcutt grass
Download Report Calflora eFlora CCH CalPhotos
Scientific Name: Orcuttia californica Vasey |
||
Common Name: California Orcutt grass |
||
Family: | Poaceae | |
Element Code: | PMPOA4G010 | |
USDA Plants Symbol: | ORCA | |
Synonyms/Other Names: |
CA Rare Plant Rank: | 1B.1 |
Fed List: | FE (1993-08-03) |
State List: | CE (1979-09-01) |
Global Rank: | G1 |
State Rank: |
S1 |
Other Status: | SB_CalBG/RSABG; SB_CRES |
CRPR Changes: |
|
Add Date: | 1974-01-01 |
Date Edited: | 2021-05-26 |
Lifeform: annual herb | ||||||||||||||
Blooming Period: Apr-Aug
|
||||||||||||||
Elevation:
15 - 660 meters 50 - 2165 feet |
||||||||||||||
General Habitats:
|
||||||||||||||
Microhabitat Details: | ||||||||||||||
Microhabitat:
|
Notes: Seriously threatened by agriculture, development, non-native plants, grazing, and vehicles. See Bulletin of the Torrey Botanical Club 13:219 (1886) for original description,American Journal of Botany 69:1082-1095 (1982) for taxonomic treatment and MadroƱo 45(4):328 (1998) for distribution information. |
|
Threats: |
|
Taxonomy: |
Threat List Total: | 13 | |
Total EOs | % of EOs | |
EOs with Threat Listed: | 25 | 64 % |
THREAT LIST: | ||
---|---|---|
Development | 15 | 38% |
Non-native plant impacts | 9 | 23% |
Foot traffic/trampling | 7 | 17% |
Other | 7 | 17% |
Grazing | 6 | 15% |
ORV activity | 6 | 15% |
Agriculture | 6 | 15% |
Disking | 4 | 10% |
Altered flood/tidal/hydrologic regime | 2 | 5% |
Improper burning regime | 2 | 5% |
Road/trail construction/maint. | 2 | 5% |
Recreational use (non-ORV) | 1 | 2% |
Dam/Inundation | 1 | 2% |
Total Occurrences: | 39 | ||||
Element Occurrence Ranks: | |||||
---|---|---|---|---|---|
A | B | C | D | X | U |
0 | 9 | 6 | 3 | 7 | 14 |
Occurrence Status: | |||||
---|---|---|---|---|---|
Historical >20 Years | 21 | ||||
Recent <=20 Years | 18 |
Presence: | |||||
---|---|---|---|---|---|
Presumed Extant | 32 | ||||
Possibly Extirpated | 3 | ||||
Presumed Extirpated | 4 |
California Endemic: | |||||||||||||
California Island: | |||||||||||||
States: Name (Code) Baja California (BA), California (CA) |
|||||||||||||
California Counties and Islands: Name (Code) Los Angeles (LAX), Orange (ORA), Riverside (RIV), San Diego (SDG), Ventura (VEN) |
|||||||||||||
Quads: Name (Quad Code) Bachelor Mtn. (3311751), Del Mar (3211782), Encinitas (3311713), Hot Springs Mtn. (3311635), Imperial Beach (3211751), Inglewood (3311883)*, Jamul Mountains (3211668), La Jolla (3211772), Lake Elsinore (3311763), Long Beach (3311872), Los Alamitos (3311871)*, Mint Canyon (3411844), Murrieta (3311752)*, Newhall (3411845), Newport Beach (3311768), Oat Mountain (3411835), Otay Mesa (3211658), Romoland (3311762), San Fernando (3411834), Santa Susana (3411836), Simi (3411837), South Gate (3311882)*, Thousand Oaks (3411827), Val Verde (3411846), Warner Springs (3311636), Whittier (3311881), Wildomar (3311753), Winchester (3311761) |
|||||||||||||
Notes:
|
Presumed Extant
Click on quad for name. Hold Shift Key to use mouse scroll wheel