Australian Native Plants

  Eucalyptus crebra (Narrow-leaved Red Ironbark)

Eucalyptus crebra photo
Eucalyptus crebra, the narrow-leaved ironbark

Photograph by John Robert McPherson. Some rights reserved.    (view image details)

Eucalyptus crebra photo
Eucalyptus crebra, flowers and leaves

Photograph by John Robert McPherson. Some rights reserved.    (view image details)

Eucalyptus crebra photo
Eucalyptus crebra tree bark, coastal central Quueensland

Photograph by Ethel Aardvark. Some rights reserved.    (view image details)

Description, Habitat and Distribution information is sourced from: G.M.Chippendale (2017) Eucalyptus crebra. In: Flora of Australia. Australian Biological Resources Study, Department of the Environment and Energy, Canberra. Licensed under Creative Commons CC BY 4.0 license.


distribution map showing range of Eucalyptus crebra in Australia

Map is from The Atlas of Living Australia web site, licensed under Creative Commons Attribution 3.0 Australia License

Common Name
Narrow-leaved Red Ironbark

The Narrow-leaved Red Ironbark is a tree to 30 m. Bark rough throughout, dark grey to black. Juvenile leaves linear to narrowly lanceolate, green or grey-green, slightly discolorous. Adult leaves narrowly lanceolate to lanceolate, acuminate; lamina 6.5-15 cm long, 1-1.7 cm wide, dull, green or grey-green; lateral veins faint, at 30° -45° ; intramarginal vein up to 1 mm from margin; petiole 10-15 mm long. Conflorescence terminal, paniculate; umbels 7-11-flowered; peduncle terete to quadrangular, 4-12 mm long; pedicels 1-6 mm long, with angles sometimes continuous as ribs on hypanthium. Buds clavate or fusiform; operculum conical to hemispherical, 2-3 mm long, c. 3 mm wide; hypanthium hemispherical to obovoid, 2-3 mm long, c. 3 mm wide. Fruits hemispherical or ovoid, 4-7 mm long, 4-6 mm wide; disc narrow, level or descending; valves 3 or 4, ħlevel to included.

Grows in sand, sandy loam and clay-loam on plains and low plateaus, in woodland and open woodland.

Occurs widely from central Cape York Peninsula, Qld, south to near Yerranderie, S of Sydney, N.S.W.

Growth Characteristics
Height: 20m - 35m
Spread: 10m - 15m

Common Name:Narrow-leaved Red Ironbark

Relatives in same Genus
  Eucalyptus acaciiformis
  Eucalyptus accedens
  Eucalyptus acies
  Eucalyptus albens
  Eucalyptus bancroftii
  Eucalyptus baxteri
  Eucalyptus caleyi
  Eucalyptus camaldulensis
  Eucalyptus camphora
  Eucalyptus cloeziana
  Eucalyptus crenulata
  Eucalyptus curtisii
  Eucalyptus dealbata
  Eucalyptus dumosa
  Eucalyptus eugenioides
  Eucalyptus forrestiana
  Eucalyptus goniocalyx
  Eucalyptus grandis
  Eucalyptus intertexta
  Eucalyptus largiflorens
  Eucalyptus leucoxylon var Rosea
  see A-Z list for more ...