Common name: Coolibah
Eucalyptus coolabah Blakely & Jacobs APNI* 
Description: Tree to 20 m high; bark persistent on trunk and larger branches, grey with whitish patches, fibrous-flaky, smooth above, white or grey, shedding in short ribbons.
Juvenile leaves disjunct, lanceolate to broad-lanceolate, dull grey-green to glaucous. Adult leaves disjunct, narrow-lanceolate to lanceolate, 8–17 cm long, 1–2 cm wide, grey-green, dull, concolorous.
Conflorescence compound; umbellasters 7-flowered; peduncle narrowly flattened or angular, 1–9 mm long; pedicels terete, 1–4 mm long. Buds ovoid, glaucous or not glaucous, 2–4.5 mm long, 2–3 mm diam., scar present; calyptra conical, longer than and as wide as hypanthium. All stamens fertile; filaments irregularly flexed in bud; anthers adnate, oblong.
Fruit globose or hemispherical, 2–4 mm long, 2–4 mm diam.; disc flat, narrow; valves exserted.
Distribution and occurrence: Locally dominant, in grassy woodland on heavy clay soils near permanent water.
NSW subdivisions: NWP, NFWP, SFWP
Other Australian states: Qld N.T. S.A.
Text by K. Hill
Taxon concept:
| | Key to the subspecies | |
| 1 | Buds, fruit and twigs glaucous. Adult leaves thin. Black soil floodplains | subsp. coolabah |
| Buds, fruit and twigs not glaucous | 2 |
| 2 | Calyptra conical, acute. Adult leaves thin | subsp. excerata |
| Calyptra rounded, obtuse. Adult leaves thick
Back to 1 | subsp. arida |
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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