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Corymbia calophylla

(Lindl.) K.D.Hill & L.A.S.Johnson (1995)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Rosids Order: Myrtales Family: Myrtaceae Genus: Corymbia

marri, Port Gregory eucalyptus, red gum

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Description

Key Characters:

Growth Form: Trees 15–40 m tall.

Stems: Bark gray to grayish brown, fibrous or tessellate throughout.

Roots:

Leaves: Leaves simple. Adult Alternate. Blades ovate to broadly lanceolate, 9–14 cm long, 2.5–4 cm wide. Apex acuminate. Blades discolorous. Margins entire. Petioles 15–20 mm long. Stipules vestigial or absent.

Flowers: Flowers 3–7 in umbels arranged in terminal, corymbose inflorescences, peduncles 15–35 mm long, pedicels 10–30 mm long. buds clavate, 7–14 mm long, 7–10 mm wide; operculum depressed–hemispherical, apiculate. Flowers bisexual (perfect), actinomorphic. Calyx modified into an operculum; operculum flattened. Stamens numerous, in several whorls; filaments cream or pink; anthers dithecal. Ovary inferior; ovule placentation axile.

Fruit: Fruit urceolate; 30–50 mm long; 28–40 mm wide; valves included. Seeds terminally winged.

Ploidy: 2n = 22

Habitat: Planted on O'ahu and Hawai'i; and at least maintaining populations.

Elevation Range:

Historical Distribution

Images

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Uses and Culture

USES

  • Yes

Natural History

Statewide Status

Naturalized

Island Status

O'ahu Naturalized
Hawai'i Only found in cultivation

Dispersal Agents

Forestry

Pollinators

Specimens

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Bibliography

Name Published In: Telopea 6: 240 (1995)

Other References

Wagner et al. 1990:951 (O, H [as Eucalyptus calophylla]); Hill & Johnson 1995:240/Herbst & Wagner 1999:24 (COMBNOV, Syn. E. calophylla = C. calophylla); Note: change to H?, no nat. spms., Apr 2025

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Recorded By Record Number Island Source Date
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