CNPS

CNPS Rare Plant Inventory

Species Details

Baccharis plummerae ssp. glabrata

San Simeon baccharis

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Classification

Scientific Name:
Baccharis plummerae Gray ssp. glabrata Hoov.
Common Name:
San Simeon baccharis
Family: Asteraceae
Element Code: PDAST0W0D1
USDA Plants Symbol: BAPLG
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank: 1B.2
Fed List: None
State List: None
Global Rank: G3T1
State Rank:
 S1
Other Status: USFS_S
CRPR Changes:
Add Date: 1994-01-01
Date Edited: 2021-05-26

Ecology and Life History

Lifeform: perennial deciduous shrub
Blooming Period: Jun
Elevation:
50 - 480 meters
165 - 1575 feet
General Habitat:
  • Coastal scrub
General Micro Habitat:
Micro Habitat:

Notes

Notes:
Known only from three occurrences. Probably threatened by grazing. See Vascular Plants of San Luis Obispo County, p. 302 (1970) by R. Hoover for original description.
Threats:
Taxonomy:
Other:

Occurrence Data from the CNDDB

Total Occurrences: 7
Element Occurrence Ranks:
A B C D X U
0 1 0 0 0 6
Occurrence Status:
Historical >20 Years 5
Recent <=20 Years 2
Presence:
Presumed Extant 7
Possibly Extirpated 0
Presumed Extirpated 0

Location

California Endemic:
California Island:
States: Name (Code)
California (CA)
California Counties and Islands: Name (Code)
Monterey (MNT), San Luis Obispo (SLO)
Quads: Name (Quad Code)
Burro Mountain (3512173), Cambria (3512151), Pebblestone Shut-in (3512161), Piedras Blancas (3512163)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.
Regional Map

Map

Presumed Extant
Print this Map
Counties   Quads

Selected References

Suggested Citation:
California Native Plant Society, Rare Plant Program. 2022. Rare Plant Inventory (online edition, v9-01 1.5). Website https://www.rareplants.cnps.org [accessed 18 August 2022].