Species Details
Fritillaria roderickii
Roderick's fritillary
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Scientific Name: Fritillaria roderickii Knight |
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Common Name: Roderick's fritillary |
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| Family: | Liliaceae | |
| Element Code: | PMLIL0V0M0 | |
| USDA Plants Symbol: | ||
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Synonyms/Other Names: |
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| CA Rare Plant Rank: | 1B.1 |
| Fed List: | None |
| State List: | CE (1979-11-01) |
| Global Rank: | G1Q |
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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: | 2022-01-05 |
| Lifeform: perennial bulbiferous herb | ||||||||||||||
Blooming Period: Mar-May
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Elevation:
15 - 400 meters 50 - 1310 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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Notes: Plants introduced in MEN (537D) and SON counties. Threatened by road maintenance, residential development, and erosion. Taxonomic validity has been questioned; needs further study. A synonym of F. biflora var. biflora in TJM (1993) and TJM 2. USFWS uses the name F. grayana. See Four Seasons 2(2):14-16 (1967) for original description. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 7 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 3 | 38 % |
| THREAT LIST: | ||
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| Development | 1 | 12% |
| Erosion/runoff | 1 | 12% |
| Foot traffic/trampling | 1 | 12% |
| Grazing | 1 | 12% |
| Non-native plant impacts | 1 | 12% |
| Road/trail construction/maint. | 1 | 12% |
| Wood cutting or brush clearing | 1 | 12% |
| Total Occurrences: | 8 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 2 | 0 | 1 | 1 | 4 |
| Occurrence Status: | |||||
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| Historical >20 Years | 6 | ||||
| Recent <=20 Years | 2 | ||||
| Presence: | |||||
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| Presumed Extant | 7 | ||||
| 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) Mendocino (MEN), Sonoma (SON) |
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Quads: Name (Quad Code) Gualala (3812375), Laughlin Range (3912333), Philo (3912314), Point Arena (3812386)*, Saunders Reef (3812376) |
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Notes:
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Presumed Extant
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