Eucalyptus torelliana F.Muell., Myrtaceae

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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  Evaluate, score: 4 (Go to the risk assessment)

Other Latin names:  Corymbia torelliana (F. Muell.) K. D. Hill & L. A. S. Johnson

Common name(s): [more details]

Chinese: mao ye an

English: cadaga, cadaghi

Habit:  tree

Description:  "Trees, large. Bark at base of trunk gray to black, fibrous and subtessellated, and persistent, apically grayish green, smooth, and exfoliating. Branchlets terete, with rough pubescence. Young leaves opposite, 4 or 5 pairs, peltate, shortly petiolate; leaf blade ovate, 7-15 x 4-9 cm, abaxially pubescent. Mature leaves with a 1-2 cm petiole with rough pubescence; leaf blade ovate, 10-14 x 1-7 cm, thinly leathery, abaxially gray and pubescent, secondary veins few and 4-10 mm apart, intramarginal veins 2-3 mm from margin, base rounded, apex acute. Inflorescences terminal or axillary, paniculate, 8-11 cm, umbels 3- or 7-flowered; peduncle pubescent, secondary peduncle 0.8-1.5 cm, terete. Flower buds obovoid, ca. 10 x 6-7 mm. Hypanthium semiglobose, ca. 6 mm; stipe 0-3 mm; calyptra 4-4.5 mm, apex rounded. Stamens 8-10 mm; anthers obovoid-oblong, dorsifixed, dehiscing longitudinally. Style 5-7 mm. Capsule globose, 1-1.3 cm in diameter, apical part constricted; aperture 5-6 mm in diameter; disk broad; valves 3, included in hypanthium"  (Flora of China online).

Habitat/ecology:  (no habitat/ecology info known by PIER)

Propagation:  Seed

Native range:  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
Fiji Fiji Islands	Viti Levu Island	introduced cultivated	Smith, Albert C. (1985) (p. 301) Vouchers cited: DF 479, DA 13829 (DF 181), DF 434
French Polynesia Marquesas Islands	Ua Huka (Huahuna, Uahuka) Island		National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (1997) (voucher ID: PTBG 28088) Taxon name on voucher: Eucalyptus torelliana
State of Hawaii Hawaiian Islands	Hawai‘i (Big) Island		Bishop Museum (U.S.A. Hawaii. Honolulu.) (1975) (voucher ID: BISH 409899) Taxon name on voucher: Eucalyptus torelliana F.Muell.
State of Hawaii Hawaiian Islands	Kaua‘i Island		Bishop Museum (U.S.A. Hawaii. Honolulu.) (1990) (voucher ID: BISH 588617) Taxon name on voucher: Eucalyptus torelliana F.Muell.

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. (2011)
China China	China (People's Republic of)	introduced cultivated	Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2011)
China China	Hong Kong	introduced cultivated	Wu, Te-lin (2001) (p. 162)
Taiwan Taiwan	Taiwan Island	introduced cultivated	Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2011)

Additional information:
Factsheet from Virginia Tech.

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

Information about Eucalyptus torelliana as a weed (worldwide references) may be available from the Global Compendium of Weeds (GCW).

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

References:

Bishop Museum (U.S.A. Hawaii. Honolulu.). 1975. Voucher specimen #BISH409899(Herbst, D. R. 5157).

Bishop Museum (U.S.A. Hawaii. Honolulu.). 1990. Voucher specimen #BISH588617(Lorence, D. H. 6456).

Smith, Albert C. 1985. Flora Vitiensis nova: a new flora of Fiji. National Tropical Botanical Garden, Lawai, Kauai, Hawaii. Volume 3. 758 pp.

U.S. Dept. Agr., Agr. Res. Serv. 2011. National Genetic Resources Program. Germplasm Resources Information Network (GRIN). Online searchable database.

Wu, Te-lin. 2001. Check List of Hong Kong Plants. Hong Kong Herbarium and the South China Institute of Botany. Agriculture, Fisheries and Conservation Department Bulletin 1 (revised). 384 pp.

Zhengyi, Wu/Raven, Peter H./Deyuan, Hong. 2011. Flora of China (online resource).