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

Eucalyptus macrocarpa Hook., Hooker's Icon. Pl. 5 t. 405-7 (1842).
TYPE: Western Australia, Swan R., J. Drummond 13 (holo K, iso E). Cited as "Guangan; Swan River Colony, Australia. Mr J. Drummond."


Habit: Mallee.
Bark: Bark smooth throughout, powdery, white or 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 opposite, broad lanceolate or elliptic or ovate, not falcate, obtuse or rounded or retuse, cordate or basally tapered or basally rounded, dull, glaucous, thick, concolorous. Lateral veins obscure, obtuse.
Inflorescences: Conflorescence simple, axillary; Umbellasters 1-flowered. Peduncles terete.
Flowers: Buds ovoid, glaucous or not glaucous or pruinose. Calyx calyptrate; shedding early. Calyptra hemispherical or conical, 3 times as long as hypanthium, as wide as hypanthium; smooth. Hypanthium smooth. Flowers cream, or pink, or red.
Fruits: Fruits hemispherical or turbinate. Disc raised. Valves exserted. Chaff dimorphic, linear and cuboid.

Distribution: W.A.

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