Taxon Details
Blennosperma bakeri
Sonoma sunshine
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Taxon Summary:
Blennosperma bakeri, commonly known as Sonoma sunshine, is a annual herb in the Asteraceae that is found only in California. It occurs within Valley and foothill grassland (mesic), and Vernal pools, growing at elevations from 10 to 110 meters. Blennosperma bakeri is ranked 1B.1, Plants Rare, Threatened or Endangered in California and Elsewhere; Seriously threatened in California.|
Scientific Name: Blennosperma bakeri Heiser |
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Common Name: Sonoma sunshine |
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| Family: | Asteraceae | |
| Element Code: | PDAST1A010 | |
| USDA Plants Symbol: | BLBA | |
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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: | 1B.1 |
| Fed List: | FE (1991-12-02) |
| State List: | CE (1992-02-01) |
| Global Rank: | G1 |
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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: | 2021-05-26 |
| Lifeform: annual herb | ||||||||||||||
Blooming Period: Mar-May
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Elevation:
10 - 110 meters 35 - 360 feet |
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General Habitats:
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| Microhabitat Details: | ||||||||||||||
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Microhabitat:
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| Threat List Total: | 15 | |
| Total EOs | % of EOs | |
| EOs with Threat Listed: | 20 | 83 % |
| THREAT LIST: | ||
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| Non-native plant impacts | 11 | 45% |
| Agriculture | 10 | 41% |
| Development | 10 | 41% |
| Grazing | 10 | 41% |
| Disking | 7 | 29% |
| ORV activity | 4 | 16% |
| Other | 4 | 16% |
| Vandalism/dumping/litter | 4 | 16% |
| Road/trail construction/maint. | 3 | 12% |
| Altered flood/tidal/hydrologic regime | 3 | 12% |
| Recreational use (non-ORV) | 2 | 8% |
| Biocides | 1 | 4% |
| Erosion/runoff | 1 | 4% |
| Wood cutting or brush clearing | 1 | 4% |
| Improper burning regime | 1 | 4% |
| Total Occurrences: | 24 | ||||
| Element Occurrence Ranks: | |||||
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| A | B | C | D | X | U |
| 0 | 9 | 6 | 1 | 5 | 3 |
| Occurrence Status: | |||||
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| Historical >20 Years | 9 | ||||
| Recent <=20 Years | 15 | ||||
| Presence: | |||||
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| Presumed Extant | 19 | ||||
| Possibly Extirpated | 2 | ||||
| Presumed Extirpated | 3 | ||||
| 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) Cotati (3812236), Glen Ellen (3812235), Healdsburg (3812257), Laughlin Range (3912333), Santa Rosa (3812246), Sears Point (3812224), Sebastopol (3812247), Sonoma (3812234), Two Rock (3812237) |
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Notes:
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Presumed Extant
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