L., Linaceae |
Present on Pacific Islands? yes
Primarily a threat at high elevations? no
Risk assessment results: High risk, score: 9.5 (Go to the risk assessment)
Other Latin names: Linum crepitans (Boenn.) Dumort.; Linum humile Mill.
Common name(s): [more details]
Chinese: ya ma |
English: common flax, cultivated flax, flax, linseed |
French: lin, lin commun, lin oléagineux, lin textile |
Hawaiian: lilina |
Korean: ama |
Spanish: kitani, linaza, lino |
Habit: herb
Description: "Annuals 30-120 cm tall. Stems simple, cylindric, erect, woody at base, apically corymbosely branched. Leaves alternate, linear, linear-lanceolate, or lanceolate, 2-4 cm x 1-5 mm, 3 (or 5)-veined from base, base attenuate, apex acute. Flowers axillary, solitary or in broad cymes, 15-20 mm in diameter. Pedicel 1-3 cm, erect. Sepals ovate to ovate-lanceolate, 5-8 mm, 3 (or 5)-veined from base, nonglandular, margin entire or ciliate, apex acute to acuminate. Petals blue, rarely white or red, obovate, 0.8-1.2 cm. Styles distinct; stigma linear-clavate. Capsule globose, 6-9 mm in diameter, septicidal, with 10 seeds. Seeds brown, oblong, flattened, 3.5-4 mm" (Flora of China online).
Habitat/ecology: In New Caledonia, "Existe aujourd'hui comme mauvaise herbe peu commune des jardins" (MacKee, 1994; p. 94).
Propagation: Seed
Native range: Only cultivated (GRIN).
Presence:
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) (p. 555) |
Ecuador (Galápagos Islands)
Santa Cruz Group |
Santa Cruz Island |
introduced
cultivated |
Charles Darwin Foundation (2008) |
State of Hawaii
Hawaiian Islands |
Oahu Island |
introduced
cultivated |
Imada, Clyde T./Staples, George W./Herbst, Derral R. (2013)
Harold L. Lyon Arboretum |
New Caledonia
New Caledonia Archipelago |
Île Grande Terre |
introduced
invasive |
MacKee, H. S. (1994) (p. 94)
Vouchers cited: MacKee 40819, MacKee 42243 |
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) |
introduced
|
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013) |
China
China |
China (People's Republic of) |
introduced
invasive cultivated |
Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013) |
Japan
Japan |
Japan |
introduced
|
Mito, Toshikazu/Uesugi, Tetsuro (2004) (p. 185) |
Taiwan
Taiwan Island |
Taiwan Island |
introduced
invasive cultivated |
Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013) |
United States (west coast)
United States (west coast states) |
USA (Oregon) |
introduced
|
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013) |
United States (west coast)
United States (west coast states) |
USA (California) |
introduced
|
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013) |
United States (west coast)
United States (west coast states) |
USA (Washington) |
introduced
|
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013) |
Also reported from | |||
Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
United States (continental except west coast)
United States (other states) |
United States (other states) |
introduced
|
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013) |
United States (continental except west coast)
United States (other states) |
USA (Florida) |
introduced
|
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013) |
Control: If you know of control methods for Linum usitatissimum, please let us know.