Pacific Island Ecosystems at Risk (PIER)

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Caperonia palustris
(L.) A. St.-Hil., Euphorbiaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  Evaluate, score: 5 (Go to the risk assessment).

Other Latin names:  Croton palustris L.

Common name(s): [more details]

English: birdeye, Mexican weed, Texas weed

French: male coq d'Inde

Spanish: ortie grosse, ortis-savane, sacatrapo

Habit:  herb

Description:  "The root is a taproot.  The stem is erect, 50 to 150 centimeters tall, branched and pubescent.  The leaves are alternate, 5 centimeters wide and 7 to 15 centimeters long and rough and have serrated margins and prominent veins.  The flowers are white and the fruit is a capsule.  The seeds are spherical, 3 millimeters in diameter"  (Cardenas et al., 1972; p. 163).

Habitat/ecology:  "Annual herbaceous plant found in wet areas, cultivated fields, perennial crops, pastures and roadsides"  (Cardenas et al., 1972; p. 163).

Propagation:  Seed (Cardenas et al., 1972; p. 163).

Native range:  Mexico, Central and South America; 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
Guam
Guam Island
Guam Island introduced
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 134)
Guam
Guam Island
Guam Island introduced
Raulerson, L. (2006) (p. 41)
Pacific Rim
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Colombia
Colombia
Colombia (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Costa Rica
Costa Rica
Costa Rica (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Ecuador (Mainland)
Ecuador
Ecuador (Republic of) (continental) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
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)
Perú
Perú
Perú (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) introduced
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013)
Arkansas, Louisiana, Mississippi, Texas
United States (continental except west coast)
United States (other states)
USA (Florida) introduced
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013)


Need more info? Have questions? Comments? Information to contribute? Contact PIER! (pier@hear.org)

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This page was created on 26 FEB 2007 and was last updated on 5 MAR 2010.