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

Eucalyptus rudis Endl., in Endl., Fenzl., Benth. & Schott, Enum. Pl. Hueg. 49 (1837).
TYPE: Western Australia, King Georges Sound, C. Hugel, 1833 (holo W).


Habit: Tree.
Bark: Bark persistent on full trunk or persistent on trunk and larger branches, fibrous-flaky with whitish patches ("box"), grey, grey. Pith glands present; Bark glands present. Cotyledons obreniform (bilobed).
Leaves: Intermediate leaves opposite, ovate to orbiculate, straight, entire, dull grey green, sessile. Adult leaves disjunct, lanceolate, falcate, acuminate, basally tapered, dull, green, thin, concolorous; Petioles narrowly flattened or channelled. Lateral veins prominent, acute or obtuse.
Inflorescences: Conflorescence simple, axillary; Umbellasters 3-flowered to 7-flowered. Peduncles narrowly flattened or angular (to 3mm wide).
Flowers: Buds conical or fusiform, not glaucous or pruinose. Calyx calyptrate; shedding early. Calyptra conical or elongate acute, 3 times as long as hypanthium, as wide as hypanthium; smooth. Hypanthium smooth. Flowers white, or cream.
Fruits: Fruits hemispherical or conical. Disc flat or raised. Valves exserted. Chaff dimorphic, linear and cuboid, chaff distinctly different in colour from seed.

Distribution: W.A.

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