A Web Guide to the Eucalypts
- Corymbia oocarpa
(D.J. Carr & S.G.M. Carr) K.D. Hill & L.A.S. Johnson, Telopea 6: 293 (1995).
- Eucalyptus oocarpa D.J. Carr & S.G.M. Carr,
Eucalyptus 2: 277 (1988).
- TYPE: Northern Territory, Katherine Gorge National Park, N.T., 14°18'S 132°28'E, N. Byrnes N529, 1967 (holo DNA (NT 14334), iso BRI, CANB ex FRI). The collector's number was erroneously cited as 1529 in the protologue.
Habit: Tree, Height to 12 m high.
Bark: Bark persistent on lower trunk to persistent on full trunk to
persistent on trunk and larger branches, tessellated, red-brown or orange, dull,
cream to grey or pink (above), shedding in small polygonal flakes. Pith glands
present; Bark glands present. Cotyledons suborbicular.
Leaves: Juvenile leaves disjunct from node 35, lanceolate to
ovate, hispid with simple hairs and bristle glands, petiolate. Intermediate
leaves disjunct early, lanceolate to elliptic, straight, entire, dull green,
petiolate, 9 cm long, 40 mm wide. Adult leaves disjunct, narrow lanceolate to
lanceolate, falcate (sometimes), acuminate, basally tapered, dull, grey-green,
thin, discolorous (slightly), 1018 cm long, 922 mm wide; Petioles
narrowly flattened or channelled, Petioles 818 mm long. Lateral veins
obscure, obtuse, closely spaced. Intramarginal vein distinct, continuous.
Inflorescences: Conflorescence compound, terminal; Umbellasters
7-flowered, regular. Peduncles terete, 715 mm long. Pedicels terete,
512 mm long.
Flowers: Buds pyriform to obovoid, not glaucous or pruinose, 5 mm
long, 4 mm diam. Calyx calyptrate; persisting to anthesis. Calyptra conical,
narrower than hypanthium; smooth. Hypanthium smooth. Flowers white, or cream.
Fruits: Fruits globose to urceolate, pedicellate, 4 locular, 913
mm long, 1013 mm diam. Calyptra scar flat, 0.20.5 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.