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Eucalyptus brockwayi C. A. Gardner

Eucalyptus brockwayi

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Eucalyptus brockwayi, commonly known as Dundas mahogany,[3] is a tree that is endemic to Western Australia. It has smooth, shiny bark on the trunk and branches, glossy green, linear to narrow lance-shaped adult leaves, flower buds arranged in groups of between eleven and fifteen, white flowers and spherical fruit with a narrow neck.

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Description

Eucalyptus brockwayi is a tree that typically grows to a height of 15 to 25 metres (49 to 82 ft) but does not form a lignotuber. It has smooth, shiny light grey, pinkish and creamy white bark on its trunk and branches. Young plants and coppice regrowth have dull green, sessile, elliptic leaves, 20–70 mm (0.79–2.8 in) long and 5–27 mm (0.2–1 in) wide. The adult leaves are very glossy green, linear to narrow lance-shaped, 70–150 mm (2.8–5.9 in) long and 8–18 mm (0.3–0.7 in) wide on a petiole 12–20 mm (0.47–0.79 in) long. The flower buds are arranged in groups of eleven, thirteen or fifteen on a flattened peduncle 5–13 mm (0.2–0.5 in) long, the individual buds on a pedicel 1–2 mm (0.04–0.08 in) long. The mature buds are cylindrical to oval with a swollen base, 6–8 mm (0.24–0.31 in) long and 3–4 mm (0.1–0.2 in) wide with a blunt conical to rounded operculum. Flowering occurs from March to June and the flowers are white. The fruit is a woody, spherical capsule, 4–6 mm (0.16–0.24 in) long and 4–7 mm (0.16–0.28 in) wide with an urn-shaped base, the three valves enclosed within the rim.[3][4][5][6]

Taxonomy and naming

Eucalyptus brockwayi was first formally described in 1943 by Charles Gardner and the description was published in Journal of the Royal Society of Western Australia.[7][8] The specific epithet (brockwayi) honours George Ernest Emerson Brockway, for his contribution to "knowledge of the genus Eucalyptus" in eastern parts of Western Australia.[8][9]

Distribution and habitat

Dundas mahogany is found in small stands on low, rocky hills and slopes in woodland and forest in the Norseman and Dundas areas.[3][6]

Conservation

Eucalyptus brockwayi is classified as "Priority Three" by the Government of Western Australia Department of Parks and Wildlife[4] meaning that it is poorly known and known from only a few locations but is not under imminent threat.[10]

See also

References

  1. ^ Fensham, R., Laffineur, B. & Collingwood, T. 2019. Eucalyptus brockwayi. The IUCN Red List of Threatened Species 2019: e.T133374918A133374920. https://dx.doi.org/10.2305/IUCN.UK.2019-3.RLTS.T133374918A133374920.en. Downloaded on 20 September 2021.
  2. ^ "Eucalyptus brockwayi". Australian Plant Census. Retrieved 26 March 2019.
  3. ^ a b c "Eucalyptus brockwayi Dundas mahogany". Euclid: Centre for Australian National Biodiversity Research. Retrieved 26 March 2019.
  4. ^ a b "Eucalyptus brockwayi C.A.Gardner". FloraBase. Western Australian Government Department of Biodiversity, Conservation and Attractions.
  5. ^ Douglas J. Boland; Maurice William McDonald (2006). Forest Trees of Australia. CSIRO Publishing. ISBN 9780643069695.
  6. ^ a b Chippendale, George M. "Eucalyptus brockwayi". Australian Biological Resources Study, Department of the Environment and Energy, Canberra. Retrieved 26 March 2019.
  7. ^ "Eucalyptus brockwayi". APNI. Retrieved 26 March 2019.
  8. ^ a b Gardner, Charles A. (1943). "Contributiones Florae Australiae Occidentalis". Journal of the Royal Society of Western Australia. 27: 185–186. Retrieved 26 March 2019.
  9. ^ "Brockway, George Ernest Emerson - biography". Collectors & Illustrators. Australian National Herbarium. Retrieved 11 December 2010.
  10. ^ "Conservation codes for Western Australian Flora and Fauna" (PDF). Government of Western Australia Department of Parks and Wildlife. Retrieved 26 March 2019.
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Eucalyptus brockwayi: Brief Summary

provided by wikipedia EN

Eucalyptus brockwayi, commonly known as Dundas mahogany, is a tree that is endemic to Western Australia. It has smooth, shiny bark on the trunk and branches, glossy green, linear to narrow lance-shaped adult leaves, flower buds arranged in groups of between eleven and fifteen, white flowers and spherical fruit with a narrow neck.

buds fruit
license
cc-by-sa-3.0
copyright
Wikipedia authors and editors
original
visit source
partner site
wikipedia EN