Species Details
Chorizanthe parryi var. fernandina
San Fernando Valley spineflower
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Scientific Name: Chorizanthe parryi Wats. var. fernandina (Wats.) Jeps. |
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Common Name: San Fernando Valley spineflower |
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| Family: | Polygonaceae | |
| Element Code: | PDPGN040J1 | |
| USDA Plants Symbol: | CHPAF | |
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 1B.1 |
| Fed List: | None |
| State List: | CE (2001-08-01) |
| Global Rank: | G3T1 |
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State Rank: |
S1 |
| Other Status: | SB_CalBG/RSABG; USFS_S |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2024-08-06 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: Apr-Jul
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Elevation:
150 - 1220 meters 490 - 4005 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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Notes: Rediscovered in 1999. Most historical habitat is now heavily urbanized. Seriously threatened by development and non-native plants. See Botany of California 2:481 (1880) for original description, Phytologia 66(2):147-149 (1989) for taxonomic treatment, and Madrono 48(2):78 (2001) for rediscovery. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 9 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 17 | 81 % |
| THREAT LIST: | ||
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| Development | 17 | 80% |
| Non-native plant impacts | 3 | 14% |
| Road/trail construction/maint. | 3 | 14% |
| Agriculture | 3 | 14% |
| Vandalism/dumping/litter | 1 | 4% |
| ORV activity | 1 | 4% |
| Other | 1 | 4% |
| Erosion/runoff | 1 | 4% |
| Grazing | 1 | 4% |
| Total Occurrences: | 21 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 1 | 2 | 9 | 0 | 9 | 0 |
| Occurrence Status: | |||||
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| Historical >20 Years | 10 | ||||
| Recent <=20 Years | 11 | ||||
| Presence: | |||||
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| Presumed Extant | 12 | ||||
| Possibly Extirpated | 9 | ||||
| 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) Los Angeles (LAX), Orange (ORA)*, Ventura (VEN) |
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Quads: Name (Quad Code) Black Star Canyon (3311776), Burbank (3411823)*, Calabasas (3411826), Canoga Park (3411825), Lake Hughes (3411864)*, Newhall (3411845), Oat Mountain (3411835)*, San Fernando (3411834)*, Sunland (3411833)*, Val Verde (3411846), Van Nuys (3411824)*, Venice (3311884)*, Warm Springs Mountain (3411855), Whitaker Peak (3411856) |
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Notes:
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Presumed Extant
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