(L.) DC., Apiaceae |
Present on Pacific Islands? yes
Primarily a threat at high elevations? no
Other Latin names: Deringa canadensis (L.) Kuntze
Common name(s): [more details]
English: Canadian honewort, honewort, white chervil, wild chervil |
Habit: herb
Description: "Plants slender, 3-12 dm tall. Basal and lower cauline leaves ternately compound, deltate, 2-10 cm wide, the leaflets obovate to rhombic-obovate, margins doubly serrate, the teeth mucronate, apex obtuse to acuminate, base cuneate; upper cauline leaves reduced, the leaflets narrow, petioles usually longer than blades, 7-20 cm long. Rays 2-7, slender, stiffly ascending, 1-6 cm long, pedicels 2-10, ascending, 2-35 mm long. Fruit linear to ovoid-oblong, 3.5-8 mm long, 1-3 mm wide, mericarps readily separating" (Wagner et al., 1999; p. 203).
Habitat/ecology: In Hawaii, "occasionally cultivated and naturalized" (Wagner et al., 1999; p. 203).
Propagation: Seed
Native range: Canada and the United States; naturalized elsewhere (GRIN).
Presence:
Pacific | |||
Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
State of Hawaii
Hawaiian Islands |
Hawaii (Big) Island |
introduced
invasive cultivated |
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 203) |
State of Hawaii
Hawaiian Islands |
Kauai Island |
introduced
invasive cultivated |
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 203) |
State of Hawaii
Hawaiian Islands |
Maui Island |
introduced
invasive |
Oppenheimer, Hank L./Meidell, J. Scott/Bartlett, R. T. (1999) (p. 7)
Voucher cited: Oppenheimer H19801 (BISH) |
State of Hawaii
Hawaiian Islands |
Molokai Island |
introduced
invasive |
Oppenheimer, Hank L./Meidell, J. Scott/Bartlett, R. T. (1999) (p. 7)
Voucher cited: Oppenheimer H99701 (BISH) |
State of Hawaii
Hawaiian Islands |
Oahu Island |
introduced
invasive cultivated |
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 203)
Voucher cited: Pope 1271 (BISH) |
Also reported from | |||
Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
Canada
Canada |
Canada |
native
|
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Manitoba, New Brunswick, Ontario, Quebec |
United States (continental except west coast)
United States (other states) |
United States (other states) |
native
|
U.S. Dept. Agr., Agr. Res. Serv. (2013) |
Comments: Reported as possibly an invasive plant in the Hawaiian Islands per Staples et al., 2000.
Control: If you know of control methods for Cryptotaenia canadensis, please let us know.