Species Details
Arctostaphylos stanfordiana ssp. decumbens
Rincon Ridge manzanita
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Scientific Name: Arctostaphylos stanfordiana Parry ssp. decumbens Wells |
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Common Name: Rincon Ridge manzanita |
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Family: | Ericaceae | |
Element Code: | PDERI041G4 | |
USDA Plants Symbol: | ARSTD4 | |
Synonyms/Other Names: |
CA Rare Plant Rank: | 1B.1 |
Fed List: | None |
State List: | None |
Global Rank: | G3T1 |
State Rank: |
S1 |
Other Status: | SB_UCSC |
CRPR Changes: |
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Add Date: | 1984-01-01 |
Date Edited: | 2022-12-06 |
Lifeform: perennial evergreen shrub | ||||||||||||||
Blooming Period: Feb-Apr(May)
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Elevation:
75 - 370 meters 245 - 1215 feet |
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General Habitats:
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Microhabitat Details: | ||||||||||||||
Microhabitat:
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Threat List Total: | 9 | |
Total EOs | % of EOs | |
EOs with Threat Listed: | 8 | 67 % |
THREAT LIST: | ||
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Development | 7 | 58% |
Agriculture | 4 | 33% |
Road/trail construction/maint. | 3 | 25% |
ORV activity | 3 | 25% |
Other | 1 | 8% |
Mining | 1 | 8% |
Non-native plant impacts | 1 | 8% |
Vandalism/dumping/litter | 1 | 8% |
Wood cutting or brush clearing | 1 | 8% |
Total Occurrences: | 12 | ||||
Element Occurrence Ranks: | |||||
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A | B | C | D | X | U |
0 | 2 | 2 | 1 | 1 | 6 |
Occurrence Status: | |||||
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Historical >20 Years | 8 | ||||
Recent <=20 Years | 4 |
Presence: | |||||
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Presumed Extant | 11 | ||||
Possibly Extirpated | 0 | ||||
Presumed Extirpated | 1 |
California Endemic: | |||||||||||||
California Island: | |||||||||||||
States: Name (Code) California (CA) |
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California Counties and Islands: Name (Code) Napa (NAP), Sonoma (SON) |
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Quads: Name (Quad Code) Calistoga (3812255), Camp Meeker (3812248), Cazadero (3812351), Geyserville (3812268), Kenwood (3812245), Rutherford (3812244), Santa Rosa (3812246), Sebastopol (3812247) |
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Notes:
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Presumed Extant
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