CNPS Inventory Plant Detail

Packera bolanderi var. bolanderi

Common Name:	seacoast ragwort
Family:	Asteraceae
Synonyms:	Senecio bolanderi var. bolanderi
Element Code:	PDAST8H0H1
Full Name:	Packera bolanderi (A. Gray) W.A. Weber & A. Love var. bolanderi
USDA PLANTS Symbol:	PABOB

Biology
Lifeform: perennial rhizomatous herb Blooming Period: January - August Habitat: Sometimes roadsides. • Coastal scrub • North Coast coniferous forest

Rarity Status

CA Rare Plant Rank: 2.2
Rare, threatened, or endangered in California, but more common elsewhere
.2: Fairly endangered in California
Federal Listing Status:
Not Listed
State Listing Status:
Not Listed
State Rank: S3
S3: Vulnerable.
Global Rank: G4T4
T4: Apparently secure, considering populations outside California. G4: (species) Apparently secure, considering populations outside California.

Occurrence Data from DFG
California Natural Diversity Database

Total # of Known Element Occurrences: 52
Element Occurrence Ranks:

A B C D X U

5 23 4 2 0 18

Population Status:

Historic >20 yrs	Recent <=20 yrs
16	36

Presence:

Present Extant	Possibly Extirpated	Extirpated
52	0	0

Notes

Possibly threatened by logging, road maintenance, and erosion. See Senecio bolanderi var. bolanderi in TJM (1993). See Proceedings of the American Academy of Arts and Sciences 7:362 (1868) for original description. See Phytologia 49(1): 44-50 (1981) for revised nomenclature.
To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
Date Added: 2001-01-01
Last Update: 2012-08-02

Location

Elevation: 30 - 650 meters

California Endemic: no

States: California, Oregon, Washington

California Counties and Islands: name (code)
Del Norte (DNT), Humboldt (HUM), Mendocino (MEN)

Quads: name (DWR code) USGS code
Noyo Hill (568B) 39123D6, Mathison Peak (568C) 39123C6, Fort Bragg (569A) 39123D7, Mendocino (569D) 39123C7, Redcrest (635B) 40123D8, Weott (635C) 40123C8, Myers Flat (635D) 40123C7, Scotia (636A) 40124D1, Taylor Peak (636B) 40124D2, Mad River Buttes (653A) 40123F7, Owl Creek (653C) 40123E8, Hydesville (654D) 40124E1, Panther Creek (688C) 41123A8, Crannell (689D) 41124A1, Cant Hook Mtn. (722B) 41123F8, Gasquet (739C) 41123G8, High Divide (740A) 41124H1, Crescent City (740C) 41124G2, Hiouchi (740D) 41124G1

Notes:

Definitions of codes preceding a county and/or quad:
*		Presumed extirpated
?		Uncertain about distribution or identity
?*		Uncertain about distribution, but presumed extirpated if once present
(?)		Occurrence confirmed, but possibly extirpated

Species may be present in other areas where conditions are favorable.

Presumed Extant

Presumed Extirpated or Unknown

2033

Links to Leading Resources of Taxon Information
USDA PLANTS Calflora CalPhotos Consortium of California Herbaria California Department of Fish and Game: CNDDB Quick Viewer

Suggested Citation
California Native Plant Society (CNPS). Inventory of Rare and Endangered Plants (online edition, v8-01a). California Native Plant Society. Sacramento, CA. Accessed on .

-123.875,40.5