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Eucalyptus expressa S.A.J.Bell & D.Nicolle
Family Myrtaceae
Eucalyptus expressa S.A.J.Bell & D.Nicolle APNI*

Description: Tree to 40 m high; bark persistent, grey to red brown, stringy.

Juvenile leaves opposite for a few pairs then disjunct, ovate to broad-lanceolate, glossy green, moderately covered with stellate hairs. Adult leaves disjunct, pendulous, lanceolate or weakly falcate to falcate, oblique at the base, 9–16 cm long, 1.8–4.8 cm wide, glossy, green to dark green, concolorous or very slightly discolorous; margins with distinct lenticel-like structures when young, becoming shallowly scalloped with age.

Umbellasters 7–15-flowered, sometimes more; peduncles slightly flattened to angular-terete, 7–15 mm long; pedicels angular, 1–4 mm long; pedicels angular, 1–4 mm long. Buds narrowly to broadly fusiform, 5–7 mm long, 2–3 mm diam., scar absent; calyptra long-conical to slightly beaked, up to twice as long as hypanthium.

Fruit hemispherical to truncate-globose, 3.5–5 mm long, 5–8 mm diam.; disc broad, 1–1.5 mm wide, flat to slightly raised; valves 3 or 4, strongly exserted, up to 7 mm above rim.


Distribution and occurrence: Recorded from both northern and southern parts of the Wollemi National Park and from the Pokolbin State Forest.

Locally common in moist gullies.
NSW subdivisions: CC, NC
AVH map***

Distinguished from Eucalyptus eugenioides by the longer, exserted valves in the fruit and by the lenticellate young leaf margins.

Text by Peter Wilson, October 2013
Taxon concept: Bell and Nicolle, Telopea 14: 69–76 (2012).


APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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