A Web Guide to the Eucalypts
- Eucalyptus platycorys
Maiden & Blakely, Crit. Revis. Eucalyptus 8: 42 (1929).
- TYPE: Western Australia, Boorabbin, west from Coolgardie, A. Morrison, 16 Jan 1906 ( holo NSW, iso K, PERTH)
- Eucalyptus helmsii Maiden & Blakely,
Crit. Revis. Eucalyptus 8: 47 (1929).
- TYPE: Western Australia, near Victoria Desert, Elder Exploring Expedition, camp 59, R. Helms 14, 3 Sep 191 (holo NSW, iso FRI)
Habit: Tree or Mallee.
Bark: Bark smooth throughout, grey-brown. Pith glands present; Bark
glands present. Cotyledons obreniform (bilobed).
Leaves: Intermediate leaves disjunct early, lanceolate to ovate,
straight, entire, dull grey green, petiolate. Adult leaves disjunct, narrow
lanceolate, not falcate, acute, basally tapered, glossy, green, thick,
concolorous; Petioles narrowly flattened or channelled. Lateral veins prominent
or obscure, acute.
Inflorescences: Conflorescence simple, axillary; Umbellasters
3-flowered. Peduncles narrowly flattened or angular (to 3mm wide).
Flowers: Buds cylindrical or clavate or conical, not glaucous or
pruinose. Calyx calyptrate; shedding early. Calyptra hemispherical or conical, 1
times as long as hypanthium, wider than hypanthium; smooth. Hypanthium smooth,
or striate. Flowers cream.
Fruits: Fruits cylindrical or campanulate. Disc depressed. Valves
enclosed. Chaff dimorphic, linear and cuboid.