Hook. f., Myrtaceae
Present on Pacific Islands? no
Primarily a threat at high elevations? no
Risk assessment results: Evaluate, score: 2 (Go to the risk assessment)
Common name(s): [more details]
English: cider gum
Description: "Tree to c. 10 m high; bark rough and sometimes persistent at base, otherwise trunk smooth and grey. Juvenile leaves opposite for many pairs, sessile, very glaucous, suborbicular to broad-ovate; base cordate; apex obtuse or acute. Adult leaves with petioles 1-2.5 cm long; lamina 4-10 x 1-2.5 cm, oblong-lanceolate or oblong-elliptic, subcoriaceous, green or ± glaucous, concolorous; lateral veins diverging at c. 45ø to midrib; base symmetric; apex usually acute or mucronate. Flowers axillary, in clusters of 3; peduncles 5-10 mm long, flattened; pedicels short. Buds 7-8 mm long, ± clavate, glaucous; operculum hemispheric, much < hypanthium. Stamens white; anthers oblong. Fruit shortly pedicellate, 5-9 x c. 6 mm, cylindric-urceolate, with truncate apex, glaucous; valves 4, deeply sunken; disc narrow, descending" (Webb et al., 1988; 858).
Habitat/ecology: In New Zealand, "around gardens and farm shelter belts. A notably cold-hardy species which has been widely planted in cooler parts of N. Z., particularly in eastern and southern parts of the South Island where it thrives to about 700 m. It is mainly grown for farm shelter and as an ornamental" (Webb et al., 1988; 858).
Native range: Tasmania, Australia; also cultivated (GRIN).
Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
U.S. Dept. Agr., Agr. Res. Serv. (2013)
|New Zealand (country)||
|Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 858)|