Pacific Island Ecosystems at Risk (PIER)

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Gomphrena serrata
L., Amaranthaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Other Latin names:  Gomphrena decumbens Jacq.

Common name(s): [more details]

English: gamphrena

Spanish: arrasa con todo

Habit:  herb

Description:  "Perennial from firm taproot, erect or partly decumbent. Leaves with blades oblanceolate to elliptic, to 5 cm long, decrescent distally, base long-cuneate, decurrent on short, indistinct petiole, apex acute to acuminate, often apiculate. Inflorescences ovate to cylindrical, 0.6-2.7 cm long to 1.3 cm broad; bracts ovate, 1.3-2.2 mm long; bracteolaes more or less laciniate above, although often obscurely so, (3.1) 3.7-5.7 mm long, white to rosy. Tepals (2.5) 3.5-5 mm long" (Howard, 1988; pp. 168-169).

Habitat/ecology:  (no habitat/ecology info known by PIER)

Propagation:  Seed

Native range:  Florida (US), Mexico, Central America, Greater Antilles, Lesser Antilles, Bolivia, Paraguay (Howard, 1988; pp. 168-169).

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. 270)
Guam
Guam Island
Guam Island introduced
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 70)
Pacific Rim
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Costa Rica
Costa Rica
Costa Rica (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Ecuador (Mainland)
Ecuador
Ecuador (Republic of) (continental) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Adventive
El Salvador
El Salvador
El Salvador (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Guatemala
Guatemala
Guatemala (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Honduras
Honduras
Honduras (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)
Nicaragua
Nicaragua
Nicaragua (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Panama
Panama
Panama (Republic of) native
U.S. Dept. Agr., Agr. Res. 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) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Georgia, Texas
United States (continental except west coast)
United States (other states)
USA (Florida) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)


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This page was created on 1 JAN 1999 and was last updated on 6 MAY 2013.