Hitchc., Poaceae |
|
Present on Pacific Islands? yes
Primarily a threat at high elevations? no
Common name(s): [more details]
English: wideleaf gamagrass |
Habit: grass
Description: "Coarse perennial; culms as much as 6 meters high, glabrous, bearing slender branches from the upper nodes; blades 70 cm to more than 1 meter long, 2.5-8 cm wide, acuminate, especially the lower ones narrowed to a petiole-like base, papillose-pilose or papillose-hispid above, nearly glabrous beneath; spikes 2 or 3 in the terminal inflorescences, solitary on the branches, slender, drooping, both staminate spikelets of each pair sessile or subsessile, 4-6 mm long, obtuse, rather densely pubescent, the keels hispid toward the summit; joints of the pistillate part of the spike 5-7 mm long, the spikelet broadly ovate" (Stone, 1970; p. 240).
Description from GrassBase.
Habitat/ecology: In Guatemala, "river banks, ravines, and open hills, sometimes forming extensive stands, up to 1,100 meters" (Swallen, 1955; p. 363).
Propagation: Seed
Native range: Mexico, Central America, West Indies (GRIN; Swallen, 1955; p. 363).
Presence:
Pacific | |||
Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
Guam
Guam Island |
Guam Island |
introduced
invasive |
Stone, Benjamin C. (1970) (p. 240)
Present status unknown. Persisting from plantings. |
Guam
Guam Island |
Guam Island |
introduced
|
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1987) (p. 62) |
Pacific Rim | |||
Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
Central America
Central America (Pacific rim) |
Guatemala (Republic of) |
native
|
U.S. Dept. Agr., Agr. Res. Serv. (2013) |
Central America
Central America (Pacific rim) |
Honduras (Republic of) |
native
|
U.S. Dept. Agr., Agr. Res. Serv. (2013) |
Central America
Central America (Pacific rim) |
Nicaragua (Republic of) |
native
|
U.S. Dept. Agr., Agr. Res. Serv. (2013) |
Mexico
Mexico |
Mexico (United Mexican States) |
native
|
U.S. Dept. Agr., Agr. Res. Serv. (2013) |
Comments: An invasive grass.
Control: If you know of control methods for Tripsacum latifolium, please let us know.