Nomenclature
Scientific Name:
Eucalyptus globulus Labill., Voy. Rech. Pérouse 153, t. 13 (1800)
Vernacular Name(s):
Blue gum; tasmanian blue gum
 Description

Large or very large tree; bark rough towards base but peeling in long strips to give a mottled grey and whitish upper trunk and branches. Juvenile lvs opposite for many pairs, sessile, to 20–(40) × 10–(16) cm, glaucous, ovate, prominently amplexicaul and cordate. Adult lvs with stout petiole to c. 4 cm long; lamina 11–25 × 2–4.5 cm, lanceolate, markedly falcate, coriaceous, glaucescent and concolorous, with distinct marginal vein 1–3 mm from margin; lateral veins diverging at 45–60° from midrib; base symmetric or somewhat oblique; apex acuminate. Fls axillary, nearly always solitary, sessile or pedicels short and strongly ribbed. Buds to c. 2.8 × 2.5 cm, strongly verrucose, glaucous-white; operculum < the quadrangular hypanthium, flattened except for short beak in centre. Stamens white; anthers oblong, with a prominent globular connective gland. Fr. subsessile, generally c. (1)–1.5 × (2)–2.5 cm, hemispheric, truncate or somewhat convex, 4-ribbed, glaucous, ± warty; valves 4–5, level with calyx tube apex; disc large, ascending, broad.

[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]

 Biostatus
Exotic
Number of subspecific taxa in New Zealand within Eucalyptus globulus Labill.
CategoryNumber
Exotic: Fully Naturalised1
Exotic: Casual1
Total2
 Phenology

Flowering: Aug.–Nov.

 Bibliography
Labillardière, J.J.H. de 1800: Relation du Voyage à la Recherche de la Pérouse1791-1794. Paris.
Wilcox, M.; Bradshaw, C.; Cameron, E. 2004: Woody plants of the Auckland Domain. Auckland Botanical Society Journal 59(1): 44–56.