Pacific Island Ecosystems at Risk (PIER)

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Corymbia citriodora
(Hook.) K. D. Hill & L.A.S. Johnson, Myrtaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  High risk, score: 10 (Go to the risk assessment)

Other Latin names:  Eucalyptus citriodora Hook.

Common name(s): [more details]

English: citron-scent gum, lemon-scented gum, spotted gum

Habit:  tree

Description:  "Trees 25-40 m tall, bark white or sometimes pink, red or bluish gray, powdery, smooth throughout.  Adult leaves alternate, strongly lemon-scented, blades concolorous, lanceolate to narrowly lanceolate, 8-16 cm long, 0.5-2 cm wide, apex acuminate, petioles 13-20 mm long.  Flowers 3 in umbels arranged in terminal, compound inflorescences, peduncles 3-7 mm long, pedicels 1-6 mm long; buds clavate, 8-10 mm long, 4-5 mm wide; operculum hemispherical. Fruit ovoid to urceolate, often warty, 7-15 mm long, 7-11 mm wide, valves included" (Wagner et al., 1999; p. 952).

Habitat/ecology:  In Hawai‘i, widely planted and regenerating from seed in these areas (Wagner et al., 1999; p. 952).

Propagation:  Seed

Native range:  Southeastern Queensland, Australia (Wagner et al., 1999; p. 952).

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
Hawai‘i (Big) Island introduced
invasive
cultivated
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 952)
State of Hawaii
Hawaiian Islands
Kaua‘i Island introduced
invasive
cultivated
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 952)
State of Hawaii
Hawaiian Islands
Maui Island introduced
invasive
cultivated
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 952)
State of Hawaii
Hawaiian Islands
Moloka‘i Island introduced
invasive
cultivated
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 952)
State of Hawaii
Hawaiian Islands
O‘ahu Island introduced
invasive
cultivated
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 952)
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
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 952)


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 1 SEP 2012.