Eucalyptus saligna Sm., Myrtaceae

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Present on Pacific Islands?  yes

Threat only at high elevations?  no

Risk assessment results:  High risk, score: 7 (Go to the risk assessment)

Common name(s): [more details]

English: Sydney blue gum

Habit:  tree

Description:  "Trees 30-55 m tall, bark white to bluish gray, smooth throughout, or rough and flaky from base of trunk up to 4 m.  Adult leaves alternate, blades discolorous, lanceolate, 9-17 cm long, 2-3 cm wide, apex acuminate, petioles 15-25 mm long.  Flowers 7-11 in axillary, simple umbels, peduncles 4-18 mm long, pedicels 0-3 mm long; buds fusiform to subovoid, 5-7 mm long, 3-4 mm wide; operculum conical.  Fruit cylindrical, campanulate, or subpyriform, 5-8 mm long, 4-7 mm wide, valves 3-4, exserted, out-curved"  (Wagner et al., 1999; p. 958).

Habitat/ecology:  In Hawai‘i, "extensively planted...and regenerating from seed in these areas"  (Wagner et al., 1999; p. 958).

Propagation:  Seed

Native range:  New South Wales and Queensland, Australia  (Wagner et al., 1999; p. 958).

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	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 958)
State of Hawaii Hawaiian Islands	Kaua‘i Island	introduced invasive	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 958)
State of Hawaii Hawaiian Islands	Maui Island	introduced invasive	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 958)
State of Hawaii Hawaiian Islands	Moloka‘i Island	introduced invasive	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 958) Voucher cited: Munro 113 (BISH)
State of Hawaii Hawaiian Islands	O‘ahu Island	introduced invasive	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 958)
New Caledonia New Caledonia Archipelago	Île Grande Terre	introduced cultivated	MacKee, H. S. (1994) (p. 105) Voucher cited: Schmid 2024 (NOU)

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. (2007)
Australia Australia (continental)	Queensland	native	U.S. Dept. Agr., Agr. Res. Serv. (2007)
New Zealand New Zealand	New Zealand (country)	introduced invasive cultivated	Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 862) "In and around old plantations and wind-breaks and in adjacent scrub".

Additional information:  Factsheet from Silvics of North America.
Fact sheet from "Common forest trees of Hawaii" (PDF format).
Information from the World Agroforestry Centre's AgroForestryTree Database.

Additional online information about Eucalyptus saligna is available from the Hawaiian Ecosystems at Risk project (HEAR).

Taxonomic information about Eucalyptus saligna may be available from the Germplasm Resources Information Network (GRIN).

References:

Little, Elbert L./Skolmen, Roger G. 1989. Common forest trees of Hawaii (native and introduced). USDA Agriculture Handbook 679. Washington, D.C. 377 pp. + plates.

MacKee, H. S. 1994. Catalogue des plantes introduites et cultivées en Nouvelle-Calédonie. Muséum National d'Histoire Naturelle, Paris, 164 p.

Staples, George W./Herbst, Derral R. 2005. A tropical garden flora: plants cultivated in the Hawaiian Islands and other tropical places. Bishop Museum Press, Honolulu. 908 pp.

U.S. Dept. Agr., Agr. Res. Serv. 2007. National Genetic Resources Program. Germplasm Resources Information Network (GRIN). Online searchable database.

Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. 1999. Manual of the flowering plants of Hawaii. Revised edition. Bernice P. Bishop Museum special publication. University of Hawai‘i Press/Bishop Museum Press, Honolulu. 1919 pp. (two volumes).

Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. 1988. Flora of New Zealand, Volume IV: Naturalised pteridophytes, gymnosperms, dicotyledons. Botany Division, DSIR, Christchurch. 1365 pp.