Species Details
Deinandra minthornii
Santa Susana tarplant
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Scientific Name: Deinandra minthornii (Jeps.) B.G. Baldwin |
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Common Name: Santa Susana tarplant |
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| Family: | Asteraceae | |
| Element Code: | PDAST4R0J0 | |
| USDA Plants Symbol: | DEMI4 | |
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 1B.2 |
| Fed List: | None |
| State List: | CR (1978-11-01) |
| Global Rank: | G2 |
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State Rank: |
S2 |
| Other Status: | BLM_S; SB_CalBG/RSABG |
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CRPR Changes: |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2024-11-05 |
| Lifeform: perennial deciduous shrub | ||||||||||||||
Blooming Period: Jul-Nov
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Elevation:
280 - 760 meters 920 - 2495 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Threatened by development. Possibly threatened by non-native plants. State-listed as Hemizonia minthornii; see this name in The Jepson Manual. See Manual of the Flowering Plants of California, p. 1092 (1925) by W.L. Jepson for original description, and Novon 9:462-471 (1999) for revised nomenclature. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 10 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 19 | 50 % |
| THREAT LIST: | ||
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| Development | 12 | 31% |
| Road/trail construction/maint. | 6 | 15% |
| Wood cutting or brush clearing | 5 | 13% |
| Recreational use (non-ORV) | 4 | 10% |
| Foot traffic/trampling | 3 | 7% |
| Improper burning regime | 3 | 7% |
| Non-native plant impacts | 3 | 7% |
| Grazing | 2 | 5% |
| Vandalism/dumping/litter | 2 | 5% |
| Other | 1 | 2% |
| Total Occurrences: | 38 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 6 | 11 | 3 | 0 | 0 | 18 |
| Occurrence Status: | |||||
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| Historical >20 Years | 17 | ||||
| Recent <=20 Years | 21 | ||||
| Presence: | |||||
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| Presumed Extant | 38 | ||||
| Possibly Extirpated | 0 | ||||
| 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), Ventura (VEN) |
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Quads: Name (Quad Code) Calabasas (3411826), Canoga Park (3411825), Malibu Beach (3411816), Oat Mountain (3411835), Point Dume (3411817), Santa Susana (3411836), Thousand Oaks (3411827), Topanga (3411815), Triunfo Pass (3411818) |
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Notes:
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Presumed Extant
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