A Web Guide to the Eucalypts
- Eucalyptus oleosa
F. Muell. ex Miq., Ned. Kruidk. Arch. 4: 127 (1856).
- TYPE: South Australia, Murray Scrub (lecto U, fide Burbidge 1947). Burbidge (1947) stated that the Type (held in U, collector not specified) is a mixed collection of E. uncinata Turcz. and E. oleosa F. Muell., and designated the fragment of E. oleosa as "the true type" (now to be regarded as the Lectotype), stating that it was collected from the Murray Mallee. Cited as "Marble-range (Wilhelmi); Murray Scrub (Dr. Behr)."
- Eucalyptus oleosa var. angustifolia Maiden,
Crit. Revis. Eucalyptus 4: 278 (1920).
- TYPE: South Australia, towards River Murray, F. Mueller (holo NSW)
- Eucalyptus oleosa var. obtusa C. Gardner,
J. & Proc. Roy. Soc. Western Australia 34: 77 (1950).
- TYPE: Western Australia, Montana Hill, Coolgardie, C.A. Gardner 1839 (holo PERTH).
- Eucalyptus turbinata Behr & F. Muell. ex Miq.,
Ned. Kruidk. Arch. 4: 137 (1856).
- TYPE: Salts's Creek, H. Behr (holo MEL, iso K). (?).. Cited as "In sylva Pine-forest trans flumen Salts- creek, fl. aestate (Dr. Behr)."
Habit: Mallee, Height to 6 m high (occasionally 12).
Bark: Bark persistent on lower trunk (12 m.), fibrous-flaky with
whitish patches ("box"), pale brown, glossy, grey or grey-brown or red (above),
shedding in long ribbons to shedding in short ribbons. Branchlets green. Pith
glands absent; Bark glands absent. Cotyledons bisected.
Leaves: Intermediate leaves disjunct early or spiral, linear,
straight, entire, dull grey green to dull green, sessile, 8 cm long, 0.8 mm
wide. Adult leaves disjunct, narrow lanceolate or lanceolate, not falcate,
acute, basally tapered, glossy, green, thick, concolorous, 710 cm long,
0.81.5 mm wide; Petioles narrowly flattened or channelled, Petioles
818 mm long. Lateral veins obscure, acute, moderately spaced.
Inflorescences: Conflorescence simple, axillary; Umbellasters
11-flowered to more than 11 flowered (13), regular. Peduncles narrowly flattened
or angular (to 3mm wide), 712 mm long. Pedicels terete, 15 mm long.
Flowers: Buds cylindrical or ovoid, not glaucous or pruinose, 58
mm long, 34 mm diam. Calyx calyptrate; shedding early. Calyptra
hemispherical or conical, 2 times as long as hypanthium, as wide as hypanthium;
smooth. Hypanthium smooth. Flowers white, or cream, or yellow.
Fruits: Fruits globose, pedicellate, 3 locular, 6 mm long, 6 mm diam.
Disc depressed. Valves exserted. Chaff dimorphic, linear and cuboid, chaff same
colour as seed.
Occurrence: Community codominant; mallee shrubland on red aeolian
Distribution: W.A., or S.A., or N.S.W., or Vic. N.S.W. regions South
Western Plains, or South Far Western Plains.