Eucalyptus rodwayi
Black Swamp Gum
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Location & distribution maps
Phylogeny & links to associated information:
Phylogeny & links to associated information:
Angiosperms > Eudicots > Rosids > Myrtaceae > Eucalyptus rodwayi
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Plant information
Plant information
Common name: Black Swamp Gum
Conservation status: Vulnerable
Etymology:
The name Eucalyptus is from the Ancient Greek words eu meaning 'good'and kalypto meaning '(I) cover, conceal, hide', referring to the operculum covering the flower buds
The specific epithet (rodwayi) honours Leonard Rodway for his contribution to botanical research in Tasmania
Flowers:
The flower buds are arranged in groups of seven, nine or eleven on a peduncle 4–8 mm long, the individual flowers on pedicels 2–3 mm long
Mature buds are oval to diamond-shaped, 4–6 mm long and 2–3.5 mm wide with a conical operculum about equal in length to the floral cup.
Flowering occurs between December and March and the flowers are white
Fruit:
The fruit is a conical to hemispherical capsule 2–5 mm long and 4–6 mm wide with the valves near rim level
Leaves:
Young plants and coppice regrowth have lance-shaped to elliptical leaves 25–78 mm long and 7–20 mm wide
Adult leaves are the same shade of glossy green on both sides
They are arrow lance-shaped or curved, 50–135 mm long and 7–20 mm wide, tapering to a petiole 5–15 mm long
Stem & branches:
It has rough, greyish fibrous or flaky bark on the trunk and branches
Roots:
Habit:
A tree that typically grows to a height of 20 m and forms a lignotuber
Habitat:
Swamp peppermint grows in poorly-drained areas in valleys
Distribution:
Endemic to Tasmania
From the central plateau to the east coast of Tasmania
Additional notes:
Taxonomy and naming
Eucalyptus rodwayi was first formally described in 1902 by Richard Thomas Baker and Henry George Smith in their book A research on the eucalypts of Tasmania and their essential oils
Sources of information:
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