Species Details
Calochortus clavatus var. avius
Pleasant Valley mariposa-lily
Download Report Calflora eFlora CCH CalPhotos
Scientific Name: Calochortus clavatus Wats. var. avius Jeps. |
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Common Name: Pleasant Valley mariposa-lily |
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Family: | Liliaceae | |
Element Code: | PMLIL0D095 | |
USDA Plants Symbol: | CACLA | |
Synonyms/Other Names: |
CA Rare Plant Rank: | 1B.2 |
Fed List: | None |
State List: | None |
Global Rank: | G4T2 |
State Rank: |
S2 |
Other Status: | SB_SBBG; USFS_S |
CRPR Changes: |
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Add Date: | 1980-01-01 |
Date Edited: | 2022-12-06 |
Lifeform: perennial bulbiferous herb | ||||||||||||||
Blooming Period: May-Jul
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Elevation:
305 - 1800 meters 1000 - 5905 feet |
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General Habitats:
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Microhabitat Details: | ||||||||||||||
Microhabitat:
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Threat List Total: | 17 | |
Total EOs | % of EOs | |
EOs with Threat Listed: | 104 | 79 % |
THREAT LIST: | ||
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Logging | 91 | 69% |
Road/trail construction/maint. | 35 | 26% |
Grazing | 30 | 22% |
Erosion/runoff | 14 | 10% |
ORV activity | 10 | 7% |
Other | 10 | 7% |
Biocides | 9 | 6% |
Over-collecting/poaching | 6 | 4% |
Wood cutting or brush clearing | 6 | 4% |
Non-native plant impacts | 5 | 3% |
Foot traffic/trampling | 5 | 3% |
Improper burning regime | 5 | 3% |
Development | 3 | 2% |
Agriculture | 3 | 2% |
Recreational use (non-ORV) | 2 | 1% |
Mining | 2 | 1% |
Vandalism/dumping/litter | 1 | 0% |
Total Occurrences: | 131 | ||||
Element Occurrence Ranks: | |||||
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A | B | C | D | X | U |
7 | 37 | 19 | 6 | 1 | 61 |
Occurrence Status: | |||||
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Historical >20 Years | 63 | ||||
Recent <=20 Years | 68 |
Presence: | |||||
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Presumed Extant | 130 | ||||
Possibly Extirpated | 1 | ||||
Presumed Extirpated | 0 |
California Endemic: | |||||||||||||
California Island: | |||||||||||||
States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Amador (AMA), Calaveras (CAL), El Dorado (ELD), Mariposa (MPA)*, Placer (PLA) |
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Quads: Name (Quad Code) Caldor (3812054), Camino (3812066), Devil Peak (3812085), Devils Nose (3812044), Dorrington (3812033), Garnet Hill (3812043), Illinois Hill (3712031)*, Kyburz (3812073), Omo Ranch (3812055), Peddler Hill (3812053), Pollock Pines (3812075), Riverton (3812074), Sly Park (3812065), Stump Spring, Calif. (3812064) |
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Notes:
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Presumed Extant
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