Pacific Island Ecosystems at Risk (PIER)

  [   PIER species lists  ]   [   PIER home  ]

Archontophoenix alexandrae
(F.Muell.) H.Wendl. & Drude, Arecaceae
Click on an image for links to BIGGER PICTURES


Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  High risk, score: 8 (revised 22 January 2008) (Go to the risk assessment)

Other Latin names:  Ptychosperma alexandrae F. v. Muell.

Common name(s): [more details]

English: Alexandra palm, king palm, northern bungalow palm, Picabeen palm

Habit:  tree

Description:  "Trunk gray, up to ca. 30 m tall.  Leaves ca. 10, up to 2.5 m long, pinnae ca. 80 on each side, up to 80 cm long and 5 cm wide, whitish or ash-colored on lower surface, sheath green.  Inflorescences up to 70 cm long, with pendulous rachillae to the fourth order; staminate flowers white or cream, 5-6 mm long, stamens 9-16.  Fruit red, 1-1.4 cm long, 0.8-1.1 cm in diameter"  (Wagner et al., 1999; p. 1362).

"This tall, single-trunked palm can be recognized by its lime green crownshaft; leaflets that are pointed at the tip and ashy below; and white inflorescences that branch 3 (-4) times, the long tips hanging straight down, bearing round, pea-sized, red fruits"  (Daehler & Baker, 2006; pp. 3-4).

Habitat/ecology:  In Hawai‘i, "commonly cultivated and now naturalized in low elevation mesic valleys" (Wagner et al., 1999; p. 1362).

Propagation:  Seed, probably spread by birds (Daehler & Baker, 2006; p. 4).

Native range:  Queensland, Australia, but widely cultivated (Wagner et al., 1999; p. 1362).

Presence:

Pacific
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Fiji
Fiji Islands
Viti Levu Island introduced
cultivated
Smith, Albert C. (1979) (p. 411)
State of Hawaii
Hawaiian Islands
Hawai‘i (Big) Island introduced
invasive
cultivated
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 1362)
State of Hawaii
Hawaiian Islands
Maui Island introduced
invasive
cultivated
Oppenheimer, Hank (2011) (p. 6)
East Maui. "Spreading from cultivated specimens into low elevation mesic to wet, alien dominated forest". Voucher cited: Oppenheimer H30910 (BISH)
State of Hawaii
Hawaiian Islands
O‘ahu Island introduced
invasive
cultivated
Daehler, Curtis C./Baker, Raymond F. (2006) (p. 4)
Voucher cited: K. Nagata 523 (HLA)
Japan (offshore islands)
Ogasawara (Bonin) Islands
Bonin (Ogasawara) Islands introduced
Kato, Hidetoshi (2007)
New Caledonia
New Caledonia Archipelago
Île Grande Terre introduced
cultivated
MacKee, H. S. (1994) (p. 110)
Wallis and Futuna
Wallis and Futuna (Horne) Islands
Wallis (‘Uvea) Island introduced
cultivated
Meyer, Jean-Yves (2007) (pp. 13, 28)
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)
Queensland native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
China
China
Hong Kong introduced
cultivated
Wu, Te-lin (2001) (p. 293)
Ornamental.
Singapore
Singapore
Singapore (Republic of) introduced
cultivated
Chong, Kwek Yan/Tan, Hugh T. W./Corlett, Richard T. (2009) (p. 15)
Cultivated only


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

  [   PIER species lists  ]   [   PIER home  ]

This page was created on 29 DEC 2003 and was last updated on 10 FEB 2013.