The Eucalypts
***
Icons
of the
Australian
Bush
EucaLink         A Web Guide to the Eucalypts
Eucalyptus longicornis

Eucalyptus longicornis (F. Muell.) F. Muell. ex Maiden, For. Res. Western Australia 12 (1879).
Eucalyptus oleosa var. longicornis F. Muell., Fragm. 11: 14 (1878).
TYPE: Western Australia, upper Swan River, F. Mueller, 1877 (holo MEL, iso NSW). No type was cited.


Habit: Tree.
Bark: Bark persistent on trunk and larger branches, shortly fibrous ("peppermint"), grey or grey-black, grey. Pith glands absent; Bark glands absent. Cotyledons bisected.
Leaves: Intermediate leaves disjunct early, broad lanceolate to ovate, straight, entire, dull grey green, petiolate. Adult leaves disjunct, narrow lanceolate, not falcate, acute, basally tapered, glossy, green, thick, concolorous; Petioles narrowly flattened or channelled. Lateral veins obscure, acute or obtuse.
Inflorescences: Conflorescence simple, axillary; Umbellasters 3-flowered to 7-flowered to 11-flowered. Peduncles terete.
Flowers: Buds ovoid or cylindrical, not glaucous or pruinose. Calyx calyptrate; shedding early. Calyptra conical, 3 times as long as hypanthium, narrower than hypanthium or as wide as hypanthium; smooth. Hypanthium smooth. Flowers white, or cream, or yellow.
Fruits: Fruits globose. Disc depressed. Valves exserted. Chaff dimorphic, linear and cuboid.

Distribution: W.A.

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