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Eucalyptus oleosa

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 (1–2 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, 7–10 cm long, 0.8–1.5 mm wide; Petioles narrowly flattened or channelled, Petioles 8–18 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), 7–12 mm long. Pedicels terete, 1–5 mm long.
Flowers: Buds cylindrical or ovoid, not glaucous or pruinose, 5–8 mm long, 3–4 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 sands.
Distribution: W.A., or S.A., or N.S.W., or Vic. N.S.W. regions South Western Plains, or South Far Western Plains.

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