Pacific Island Ecosystems at Risk (PIER)

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Ptychosperma macarthurii
(H.Wedland ex Veitch) H.Wedland ex Hook.f., Arecaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  High risk (based on second screen), score: 1 (Go to the risk assessment)

Other Latin names:  Kentia macarthurii H. Wendl. ex anon.

Common name(s): [more details]

English: Macarthur feather palm, Macarthur palm, cluster palm, hurricane palm

Habit:  tree

Description:  "Stems cespitose or rarely solitary, to 7 m high, 7 cm in diameter, leaves to 2 m long or more; pinnae 23-28 on each side, more or less regularly arranged, obliquely praemorse, with margins nearly parallel or tapered apically; inflorescence to 60 cm wide; staminate flowers 6-8 mm long, with 26-40 stamens; fruit red, ovoid, 12-16 mm long; seed deeply (3-) 6-grooved, with homogeneous endosperm"  (Smith, 1979; pp. 423-424).

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

Propagation:  Seed

Native range:  "South-central New Guinea and northeastern Australia; cultivated elsewhere" (Smith, 1979; pp. 423-424).

Presence:

Pacific
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Cook Islands
Cook Islands
Cook Islands cultivated
McCormack, Gerald (2013)
Federated States of Micronesia
Pohnpei Islands
Pohnpei Island introduced
cultivated
Herrera, Katherine/Lorence, David H./Flynn, Timothy/Balick, Michael J. (2010) (p. 38)
Fiji
Fiji Islands
Viti Levu Island introduced
cultivated
Smith, Albert C. (1979) (pp. 423-424)
Voucher cited: Meebold 21948
French Polynesia
Society Islands
Tahiti Island introduced
invasive
Meyer, Jean-Yves/Lavergne, Christophe/Hodel, Donald R. (2008) (p. 76)
Locally naturalized.
French Polynesia
Society Islands
Tahiti Island introduced
cultivated
Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013)
Cultivée
Guam
Guam Island
Guam Island introduced
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1987) (p. 87)
State of Hawaii
Hawaiian Islands
O‘ahu Island introduced
invasive
cultivated
Daehler, Curtis C./Baker, Raymond F. (2006) (p. 6)
Voucher cited: F. B. Essig 680719 (HLA)
Marshall Islands
Ralik Chain
Kwajalein (Kuwajleen) Atoll introduced
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1987) (p. 87)
Marshall Islands
Ralik Chain
Kwajalein (Kuwajleen) Atoll introduced
Whistler, W. A./Steele, O. (1999) (p. 104)
Not seen on this survey and may no longer be present.
Marshall Islands
Ratak Chain
Majuro (Mãjro) Atoll introduced
cultivated
Vander Velde, Nancy (2003) (p. 33)
New Caledonia
New Caledonia Archipelago
Île Grande Terre introduced
cultivated
MacKee, H. S. (1994) (p. 112)
New Guinea (Indonesia and Papua New Guinea)
New Guinea Island
New Guinea Island native
Smith, Albert C. (1979) (pp. 423-424)
Papua New Guinea
Papua New Guinea (eastern New Guinea Island)
Papua New Guinea (eastern New Guinea Island)   U.S. Dept. Agr., Agr. Res. Serv. (2013)
Pacific Rim
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Australia
Australia (continental)
Northern Territory   Palmweb (2013)
Australia
Australia (continental)
Queensland native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Central America
Central America (Pacific rim)
Panama (Republic of)   Palmweb (2013)
China
China
Hong Kong introduced
cultivated
Wu, Te-lin (2001) (p. 296)
Ornamental.
Indonesia
Indonesia
Indonesia (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Indian Ocean
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Australia (Indian Ocean offshore islands)
Christmas Island Group
Christmas Island introduced
invasive
cultivated
Swarbrick, J. T. (1997) (p. 125)
Mauritius
Mautitius Islands (Mauritius and Rodrigues)
Mauritius Island introduced
cultivated
Meyer, Jean-Yves/Lavergne, Christophe/Hodel, Donald R. (2008) (p. 76)
Seychelles
Seychelles Islands
Seychelles Islands introduced
Invasive Species Specialist Group (2017)

Control:  If you know of control methods for Ptychosperma macarthurii, please let us know.


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

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This page was created on 31 DEC 2003 and was last updated on 11 FEB 2013.