A Web Guide to the Eucalypts
- Eucalyptus microcorys
F. Muell., Fragm. 2: 50 (1860).
- TYPE: Hastings R., N.S.W.; H. Beckler (syn MEL, isosyn: K); Mackleay R., N.S.W.; H. Beckler (syn MEL); Brisbane R., Qld; F. Mueller, Jul 1855 (syn MEL, isosyn: K); Brisbane R., Qld; F. Mueller, Aug 1855 (syn MEL, isosyn: K). Cited as "In silvis ad flumina Hastings et McLeay River, Dr. Beckler. Ad flumen Brisbane. F.M."
Habit: Tree, Height to 40 m high (occasionally 60).
Bark: Bark persistent throughout, stringy (with included mica-like
flakes), red-brown or brown-black. Branchlets green. Pith glands absent; Bark
glands absent. Cotyledons reniform.
Leaves: Intermediate leaves disjunct early, elliptic to ovate,
straight, entire, glossy green, petiolate, 11 cm long, 5 mm wide. Adult leaves
disjunct, lanceolate, falcate or not falcate, acuminate or acute, basally
tapered, glossy, green, thin, discolorous, 812 cm long, 1.52.5 mm
wide; Petioles narrowly flattened or channelled, Petioles 815 mm long.
Lateral veins prominent, obtuse, moderately spaced.
Inflorescences: Conflorescence simple, terminal or axillary (often
clustered towards branchlet-tips and resembling panicles); Umbellasters
7-flowered to 11-flowered, regular. Peduncles narrowly flattened or angular (to
3mm wide) (slender), 618 mm long. Pedicels terete, 26 mm long.
Flowers: Buds clavate, not glaucous or pruinose, 46 mm long,
23 mm diam. Calyx calyptrate; persisting to anthesis. Calyptra
hemispherical, 1 times as long as hypanthium, as wide as hypanthium; smooth
(with four sutures). Hypanthium smooth, or ribbed (slightly). Flowers white, or
Fruits: Fruits conical or pyriform, pedicellate, 3 locular (sometimes
4), 59 mm long, 46 mm diam. Disc depressed. Valves rim-level (more
or less). Chaff dimorphic, linear and cuboid, chaff same colour as seed.
Occurrence: Abundant, wet forests or rainforest margins on moderately
to highly fertile soils, often on slopes.
Distribution: Qld, or N.S.W. N.S.W. regions North Coast, or Central