Taxon Details
Calycadenia oppositifolia
Butte County calycadenia
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Taxon Summary:
Calycadenia oppositifolia, commonly known as Butte County calycadenia, is a annual herb in the Asteraceae that is found only in California. It occurs within Chaparral, Cismontane woodland, Lower montane coniferous forest, Meadows and seeps, and Valley and foothill grassland, growing at elevations from 90 to 945 meters. Calycadenia oppositifolia is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.|
Scientific Name: Calycadenia oppositifolia (Greene) Greene |
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Common Name: Butte County calycadenia |
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| Family: | Asteraceae | |
| Element Code: | PDAST1P070 | |
| USDA Plants Symbol: | CAOP | |
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Synonyms/Other Names: |
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| Name Status: |
JEF, FNA, POWO, IPNI, Tropicos |
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| CA Rare Plant Rank: | 4.2 |
| Fed List: | None |
| State List: | None |
| Global Rank: | G3 |
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State Rank: |
S3 |
| Other Status: | USFS_S |
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CRPR Changes: changed from 1B to 4 on 2004-08-27 |
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| Add Date: | 1974-01-01 |
| Date Edited: | 2023-06-06 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: Apr-Jul
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Elevation:
90 - 945 meters 295 - 3100 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
Microhabitat:
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Notes: Can be locally abundant. Threatened by development, road construction, road maintenance, vehicles, recreational activities, and grazing. See Bulletin of the Torrey Botanical Club 9:110 (1882) for original description, and Flora Franciscana p. 423 (1897) for revised nomenclature. |
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Threats: |
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Taxonomy: |
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| Threat List Total: | 0 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 0 | 0 % |
| THREAT LIST: | ||
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| Total Occurrences: | 0 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 0 | 0 | 0 | 0 | 0 |
| Occurrence Status: | |||||
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| Historical >20 Years | 0 | ||||
| Recent <=20 Years | 0 | ||||
| Presence: | |||||
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| Presumed Extant | 0 | ||||
| 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) Butte (BUT) |
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Quads: Name (Quad Code) Bangor (3912144), Berry Creek (3912164), Butte Meadows (4012115), Cherokee (3912165), Chico (3912167), Hamlin Canyon (3912166), Oroville (3912155), Oroville Dam (3912154), Paradise East (3912175), Paradise West (3912176), Pulga (3912174), Richardson Springs (3912177) |
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Notes:
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Presumed Extant
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