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Published In: Telopea 6(2–3): 214. 1995. (Telopea) Name publication detail

Project Name Data (Last Modified On 4/5/2012)
Acceptance : Accepted
Project Data     (Last Modified On 4/5/2012)
Contributor Text:


Contributor Institution:

Don McNair Herbarium, School of Environmental and Life Sciences, The University of Newcastle, Callaghan, NSW-2308, Australia

E-mail:abdul.ghafour@newcastle.edu.au; artemisiella89@gmail.com


This genus comprises 115 species, all confined to Australia; one in New Guinea; introduced in other parts of the world.


A segregate from Eucalyptus from which it differs in having inflorescence compound, terminal or axillary, anthers versatile and opening by parallel slits and steeply depressed disc in fruits.


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Generally trees, with persistent or deciduous, shortly fibrous-flaky bark, shedding in polygonal flakes or short strips. Leaves dimorphic, juvenile leaves opposite, adult leaves usually disjunct opposite, isobilateral or sometimes dorsiventral, lateral veins closely spaced, oil glands usually present. Inflorescense a terminal or lateral (axillary), simple or compound panicle of (3-) 7-flowered umbels. Flowers sessile or pedicellate. Buds variable in size and shape. Sepals united into an outer calyptra, deciduous at anthesis or before inner calyptra. Petals ± free, adherent to the calyx or fused into an inner calyptra, deciduous with outer calyptra or falling after outer calyptra. Stamens numerous, in many rows, filaments regularly inflexed in buds, anthers oblong, versatile, dehiscing by parallel slits. Ovary semi-inferior, usually 3-loculed, enveloped by hypanthium except in uppermost part, ovules numerous, ovuloids present. Fruit a capsule, mostly woody; disc depressed; valves enclosed.


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Bark smooth, not dimpled. Leaves lemon-scented, with length : breadth ratio mostly 2:7. Buds clavate, on terete pedicels. Calyptra 3 – 4 x 4 – 5 mm.
1. C. citriodora
Bark mottled and often dimpled. Leaves not lemon-scented, with length : breadth ratio mostly 5:15. Buds ovoid, on angular pedicels. Calyptra 4 – 5 x 5 – 8 mm.
2. C. maculata

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