Pacific Island Ecosystems at Risk (PIER)

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Eucalyptus grandis
Hill ex Maiden, Myrtaceae
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Present on Pacific Islands?  no

Primarily a threat at high elevations?  no

Risk assessment results: 

High risk, score: 11 (Go to the risk assessment (Pacific)).
Reject, score: 8 (Go to the risk assessment (U.S.)).
Reject, score: 7 (Go to the risk assessment (U.S. (Florida))).

Common name(s): [more details]

Chinese: da an

English: flooded gum, grand eucalyptus, rose gum, saligna gum, scrub gum

Habit:  tree

Description:  "Tree to 55 m.  Bark smooth, white, grey-white or blue-grey, with some rough flaky bark at base up to 4 m.  Juvenile leaves ovate.  Adult leaves lanceolate; lamina 10-16 cm long, 2-3 cm wide; lateral veins conspicuous, at 40-55; intramarginal vein up to 1 mm from margin; petiole 15-20 mm long.  Umbels 7-11-flowered; peduncle flattened, 8-18 mm long; pedicels angular, absent or to 3 mm long. Buds ovoid or broadly fusiform; operculum conical or slightly rostrate, 3-4 mm long, 4-5 mm wide; hypanthium obconical or campanulate, 3-4 mm long, 4-5 mm wide.  Fruits subpyriform, 5-8 mm long, 4-7 mm wide; disc narrow, level or descending; valves 4 or 5, exserted, incurved"  (George, 1980; pp. 198-199).

Habitat/ecology:  In Australia, "grows usually on lower slopes and flats of valleys, in tall open forest, often on the fringes of or in rainforest" (George, 1980; pp. 198-199).

Propagation:  Seed

Native range:  New South Wales and Queensland, Australia (George, 1980; pp. 198-199).

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
Raulerson, L. (2006) (p. 51)
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)
China
China
China (People's Republic of) introduced
cultivated
Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013)
Cultivated in Guangdong and Guangxi.
Taiwan
Taiwan Island
Taiwan Island introduced
cultivated
Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013)


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

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This page was created on 4 SEP 2005 and was last updated on 20 MAR 2012.