A Web Guide to the Eucalypts
- Eucalyptus dissimulata
Brooker, Nuytsia 6(3): 332 (1988).
- TYPE: Western Australia, 30.3 km N of Needilup, just south of Rabbit Proof Fence Road, M.I.H. Brooker 8748, 30 Nov 1984 (holo PERTH iso AD, CANB, MEL, NSW)
Habit: Mallee, Height to 5 m high.
Bark: Bark smooth throughout, grey or brown. Pith glands absent; Bark
glands absent. Cotyledons bisected.
Leaves: Intermediate leaves disjunct late, narrow lanceolate to
lanceolate, falcate, dull grey green, petiolate. Adult leaves disjunct,
lanceolate to broad lanceolate, not falcate, acute, basally attenuate, glossy,
green, thick, concolorous, 59 cm long, 11.7 mm wide; Petioles
narrowly flattened or channelled or terete, Petioles 0.91.8 mm long.
Lateral veins obscure, obtuse, moderately spaced. Intramarginal vein obscure,
continuous, 0.51.5 mm from margin.
Inflorescences: Conflorescence simple, axillary; Umbellasters
7-flowered or 11-flowered. Peduncles narrowly flattened or angular (to 3mm
wide), 1015 mm long. Pedicels angular, 34 mm long.
Flowers: Buds ovoid, not glaucous or pruinose, 1012 mm long,
56 mm diam. Calyx calyptrate; shedding early. Calyptra hemispherical, 1
times as long as hypanthium or 2 times as long as hypanthium, narrower than
hypanthium (usually darker than hypanthium); smooth. Hypanthium smooth. Flowers
white, or cream.
Fruits: Fruits cylindrical or hemispherical or campanulate,
pedicellate, 34 locular, 67 mm long, 67 mm diam. Calyptra scar
flat, 0.20.5 mm wide. Stemonophore flat, 0.50.8 mm wide. Disc
depressed to flat, 0.51.5 mm wide. Valves rim-level or exserted,
vertically raised. Seeds regular, ovoid, smooth, semi-glossy, grey-brown. Hilum
ventral. Chaff dimorphic, linear and cuboid, chaff same colour as seed.