Poepp. ex DC., Apiaceae |
Present on Pacific Islands? yes
Primarily a threat at high elevations? no
Common name(s): [more details]
English: Pacific blacksnakeroot, gamble weed, snakeroot, western snakeroot |
Habit: herb
Description: "Plant 24-120 cm, stout, taprooted. Leaf generally simple, palmately lobed, green; blade 3-12 cm, generally ± rounded-cordate, lobes 3-5, obovate, generally ± deeply cut, margins
finely sharply serrate, teeth generally ± 1 mm, central lobe often > 10 mm wide
at base, its ultimate segment 4-20 mm wide. Inflorescence: peduncle 0.7-8 cm;
bracts ± 5, 1-2 mm, narrowly lanceolate, < heads; pedicels short. Flowers:
bisexual 3-8; staminate 3-5; calyx lobes 0.5-0.7 mm, ± lanceolate, acute, fused
at base; corolla yellow; styles 2x calyx lobes. Fruit 2-5 mm, nearly round,
sometimes clearly stalked, with stout, curved prickles throughout or these
little developed below, all bulbous-based. Seed: face grooved" (Jepson
Manual online).
Habitat/ecology: In California (U.S.), "open slopes, ravines, woodlands, 0-1000 m" (Jepson
Manual online).
Propagation: Seed
Native range: Canda (British Columbia), United States (Washington, Oregon, California), Mexico (Baja California) (GRIN).
Presence:
Control: If you know of control methods for Sanicula crassicaulis, please let us know.
Pacific
Country/Terr./St. &
Island group
Location
Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Chile (offshore islands)
Juan Fernández Islands
Isla Más a Tierra (Robinson Crusoe Island)
introduced
invasive
Atkinson, Rachel/Sawyer, John (2011)
Chile (offshore islands)
Juan Fernández Islands
Isla Más a Tierra (Robinson Crusoe Island)
introduced
invasive
Danton, Philippe/Perrier, Christophe/Martinez Reyes, Guido (2006) (pp. 462, 466, 557)
Chile (offshore islands)
Juan Fernández Islands
Isla Más Afuera (Alejandro Selkirk Island)
introduced
invasive
Atkinson, Rachel/Sawyer, John (2011)
Chile (offshore islands)
Juan Fernández Islands
Isla Más Afuera (Alejandro Selkirk Island)
introduced
invasive
Danton, Philippe/Perrier, Christophe/Martinez Reyes, Guido (2006) (pp. 462, 466, 557)
Pacific Rim
Country/Terr./St. &
Island group
Location
Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
British Columbia (province of Canada)
Province of British Columbia
Canada (British Columbia)
native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Mexico
Mexico
Mexico (United Mexican States)
native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Baja California
United States (west coast)
United States (west coast states)
USA (Oregon)
native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
United States (west coast)
United States (west coast states)
USA (California)
native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
United States (west coast)
United States (west coast states)
USA (Washington)
native
U.S. Dept. Agr., Agr. Res. Serv. (2013)