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Eucalyptus pantoleuca (Eucalyptus pantoleuca)

Description

Small tree to c.6 m tall,occasionally to 10 m and often of poor form.Forming a lignotuber. Bark smooth and powdery throughout,new bark pale pink to pale orange,maturing to white.Branchlets very glaucous and 4-angled. Juvenile growth (coppice or field seedlings to 50 cm): stems square in cross-section and prominently winged,usually glaucous;leaves opposite,always petiolate,lamina orbicular to deltoid,9.5–15 cm long,10–15.5 cm wide,base truncate or shallowly lobed,margin entire,apex usually rounded,rarely shallowly emarginate,grey-green to glaucous. Adult leaves usually opposite but occasionally sub-opposite to alternate,always petiolate,petioles flattened,1.5–3.5 cm;blade orbicular to deltoid to rarely ovate,9–15 cm long,(5.8)7–16 cm wide,base truncate to rounded,rarely lobed or tapering to the petiole,margin entire,apex rounded to pointed,concolorous,dull,glaucous,side veins at a wider angle than 45° to the midrib,reticulation very dense,intramarginal vein present,looped well inside the margin,oil glands small,island and intersectional. Inflorescences axillary unbranched,peduncles (0.8)1–2 cm long;buds per umbel 3,sessile or pedicellate (pedicels 0–1 cm long).Mature buds obovoid to broadly fusiform,1.4–2.5 cm long,1.3–2.2 cm wide,glaucous,scar present and prominent,operculum rounded (0.7–1.5 cm long),hypanthium sometimes 2-ridged,stamens irregularly flexed or oblique,anthers oblong,versatile,dorsifixed,dehiscing by longitudinal slits,style long and straight,stigma blunt,locules 4,the placentae each with 4 to 6 vertical rows of ovules.Flowers white.

Taxonomic tree

  • Domain: Eukarya

    • Kingdom: Plantae

      • Phylum:

        • Class: Magnoliopsida

          • Order: Myrtales

            • Family: Myrtaceae

              • Genus: Eucalyptus