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Arctostaphylos virgata
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| Common Name: |
Marin manzanita
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| Family: |
Ericaceae
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| Synonyms: |
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| Element Code: |
PDERI041K0
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| Full Name: |
Arctostaphylos virgata Eastw.
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| USDA PLANTS Symbol: |
ARVI3
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© 2000 Doreen L. Smith
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Biology  |
- Lifeform:
perennial evergreen shrub
- Blooming Period:
January - March
- Habitat:
sandstone or granitic.
• Broadleafed upland forest
• Closed-cone coniferous forest
• Chaparral
• North Coast coniferous forest
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| Rarity Status |
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Occurrence Data from DFG
California Natural Diversity Database |
- Total # of Known Element Occurrences:
23
- Element Occurrence Ranks:
Population Status:
Historic
>20 yrs |
Recent
<=20 yrs |
| 10 |
13 |
- Presence:
| Present Extant |
Possibly Extirpated |
Extirpated |
| 23 |
0 |
0 |
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| Notes |
-
Known from approximately twenty occurrences. Threatened by fire suppression. See Trees and Shrubs 1:203 (1905) for original description.
-
To submit rare plant observation data, use the
CNDDB field survey form.
Please see also the CNPS
Rare Plant Data page.
- Date Added:
1974-01-01
- Last Update:
2010-03-15
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| Location |
- Elevation:
60 - 700 meters
- California Endemic:
yes
- States:
California
- California Counties and Islands:
name (code)
Marin (MRN)
- Quads:
name (DWR code) USGS code
San Rafael (467A) 37122H5, Bolinas (467B) 37122H6, Double Point (467E) 37122H7, San Geronimo (484C) 38122A6, Drakes Bay (485C) 38122A8, Inverness (485D) 38122A7
- Notes:
| Definitions of codes preceding a county and/or quad: |
| * |
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Presumed extirpated |
| ? |
| Uncertain about distribution or identity
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| ?* |
| Uncertain about distribution, but presumed extirpated if once present
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| (?) |
| Occurrence confirmed, but possibly extirpated
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Species may be present in other areas where conditions are favorable.
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 Presumed Extant
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 Presumed Extirpated or Unknown
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110 |
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| Links to Leading Resources of Taxon Information |
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| Suggested Citation |
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California Native Plant Society (CNPS).
Inventory of Rare and Endangered Plants (online edition, v8-01a).
California Native Plant Society. Sacramento, CA. Accessed on
.
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-122.625,37.875
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