The Eucalypts
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Subgenus Gauberwinia L. Johnson & D. Blaxell, gen. nov.

Type: Gauberwinia curtisii (Blakely & C.T. White) L. Johnson & Blaxell. Basionym: Eucalyptus curtisii Blakely & C.T. White, Proc. Roy. Soc. Queensland 42: 82 (1931).

Mallees; bark smooth, excorticating in long ribbons. Juvenile leaves glabrous, opposite for many nodes. Adult leaves glabrous, disjunct, dorsiventral. Lateral veins very fine, closely spaced, oblique, almost obscure. Renantherin absent. Conflorescences expanded terminal anauxotelic or auxotelic thyrsoids with unit 7-flowered umbellasters. Sepals free, reduced, persistent. Corolla calyptriform; the 4 segments rather weakly united, often remaining free at the tips. Anthers ovate, dorsifixed, versatile, dehiscing by curved non-confluent slits. Stigma rounded, with short papillae; style hollow. Ovules anatropous, in 4 vertical rows in each loculus. Cotyledons small, emarginate, orbicular, not folded in embryo. Seeds conspicuously elongated; hilum terminal. Fruit woody; valves and capsule deeply enclosed.

Diagnosis: Bark smooth; plant glabrous. Conflorescence terminal, blastotelic. Sepals free, persistent. Petals initially free, becoming united and calyptriform. Ovules in 4 vertical rows in each loculus.

Subtribe Eucalyptinae
  Genus Eucalyptus
    Subgenus Gauberwinia
     Eucalyptus curtisii   Q

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