The Eucalypts
***
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of the
Australian
Bush
EucaLink         A Web Guide to the Eucalypts
Corymbia hamersleyana

Corymbia hamersleyana (D.J. Carr & S.G.M. Carr) K.D. Hill & L.A.S. Johnson, Telopea 6: 314 (1995).
Eucalyptus hamersleyana D.J. Carr & S.G.M. Carr, Eucalyptus 2: 256 (1987).
TYPE: Western Australia, 13km E of the rail crossing, at junction Wittenoom-Dampier line and Roebourne line, 2115' 11705', M.I.H. Brooker 4563, 23 Apr 1975 (holo PERTH iso CANB ex FRI, MEL, AD, NSW). The locality is given on the specimen label as '8 miles W [not E] of rail crossing at junction of Wittenoom to Dampier & Roebourne roads [not 'line'].== Corymbia hamersleyana
Eucalyptus bynoeana D.J. Carr & S.G.M. Carr, Eucalyptus 2: 266 (1987).
TYPE: Western Australia, Millstream, 144 km W of Wittenoom, M.I.H Brooker 2081 (holo PERTH, iso FRI)
Eucalyptus hesperis D.J. Carr & S.G.M. Carr, Eucalyptus 2: 253 (1987).
TYPE: Western Australia, Karratha, C.D. Boomsma 341, 10 July 1978 (holo FRI, iso AD PERTH)


Habit: Tree, Height to 12 m high.
Bark: Bark persistent on trunk and larger branches or persistent to smaller branches, tessellated, pale brown to yellow-brown or red-brown, dull, grey to cream (above), shedding in small polygonal flakes. Branchlets green. Pith glands present; Bark glands absent. Cotyledons suborbicular.
Leaves: Juvenile leaves disjunct from node 3–5, lanceolate to ovate, hispid with bristle glands only, petiolate. Intermediate leaves disjunct early, elliptic to broad lanceolate, straight, entire, dull green, petiolate, 12 cm long, 3 mm wide. Adult leaves disjunct, narrow lanceolate to lanceolate, not falcate, acute or acuminate, basally tapered, dull, green to yellow-green, thick, concolorous, 7–15 cm long, 1.2–3 mm wide; Petioles narrowly flattened or channelled, Petioles 15–25 mm long. Lateral veins obscure, obtuse, closely spaced. Intramarginal vein confluent with margin.
Inflorescences: Conflorescence compound, terminal; Umbellasters 7-flowered, regular. Peduncles terete or narrowly flattened or angular (to 3mm wide), 7–20 mm long. Pedicels terete, 3–10 mm long.
Flowers: Buds obovoid to clavate, glaucous or not glaucous or pruinose, 10–14 mm long, 5–8 mm diam. Calyx calyptrate; persisting to anthesis. Calyptra patelliform to hemispherical, narrower than hypanthium; smooth. Hypanthium smooth. Flowers white, or cream.
Fruits: Fruits ovoid to urceolate, pedicellate, 4 locular, 15–25 mm long, 8–15 mm diam. Calyptra scar flat, 0.2–0.5 mm wide. Disc depressed. Valves enclosed. Seeds regular and laterally compressed, cymbiform or ovoid, shallowly reticulate, dull to semi-glossy, red-brown. Hilum terminal. Chaff linear, chaff same colour as seed.

Distribution: W.A.

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