Pacific Island Ecosystems at Risk (PIER)

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Angophora costata
(Gaertn.) J. Britten, Myrtaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Other Latin names:  Angophora lanceolata Cav.; Eucalyptus apocynifolia (Salisb.) Brooker; Metrosideros apocynifolia Salisb.; Metrosideros costata Gaertn.

Common name(s): [more details]

English: gum myrtle, lanceleaf gum myrtle, smooth-barked apple

Habit:  tree

Description:  "A large tree with smooth, deciduous, pinkish bark; leaves opposite, eucalyptus-like, lanceolate; capsules broad-obovoid, 7- c. 10 mm in diameter across the truncate apex; valves enclosed; calyx teeth persistent and small, prolonged as 5 acute ribs down the hypanthium, sometimes with a secondary rib between"  (Webb et al., 1988; p. 848).

"Similar in appearance to Eucalyptus, but differs in having opposite paired leaves and flowers with 5 separate white petals.  It is a tall tree, to 80 ft [24 m] in height; bark is smooth, flaking off and becoming mottled and gray brown; leaves are lanceolate, to 5 in [2 cm] long, and short petioled; flowers are white, in clusters, to 1 in. across, with short panicles and many white thread-like stamens; fruit cuplike, rounded, about 1/2 in [0.5 cm] long, with 10 long ridges, blackish, hard, thick walled, opening like a lid, 3-celled" (Starr, Starr & Loope, 2006; p. 37).

Habitat/ecology:  In Hawai‘i (Maui), spreading from forestry plantations into nearby pasture and gulches (Starr, Starr & Loope, 2006; p. 37).

Propagation:  Seed

Native range:  Eastern New South Wales and southern Queensland, Australia (GRIN).

Presence:

Pacific
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
State of Hawaii
Hawaiian Islands
Kaua‘i Island   Bishop Museum (U.S.A. Hawaii. Honolulu.) (1987) (voucher ID: BISH 514519)
Taxon name on voucher: Angophora costata subsp. costata
State of Hawaii
Hawaiian Islands
Maui Island introduced
invasive
cultivated
Starr, Forest/Starr, Kim/Loope, Lloyd L. (2006) (p. 37)
East Maui. Voucher cited: Starr & Starr 050818-2 (BISH)
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)
New South Wales native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Australia
Australia (continental)
Queensland native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
New Zealand
New Zealand
New Zealand (country) introduced
invasive
cultivated
Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 848)


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

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This page was created on 16 FEB 2010 and was last updated on 24 FEB 2010.