A Web Guide to the Eucalypts
- 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.
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.