Eucalyptus pachyphylla (Red-budded Mallee)

Eucalyptus pachyphylla

Photograph by Mark Marathon. Some rights reserved. (view image details)

Eucalyptus pachyphylla buds

Photograph by Mark Marathon. Some rights reserved. (view image details)

Eucalyptus pachyphylla flower

Photograph by Mark Marathon. Some rights reserved. (view image details)

Credits:
Description, Habitat and Distribution information is sourced from: G.M.Chippendale (2017) Eucalyptus pachyphylla. In: Flora of Australia. Australian Biological Resources Study, Department of the Environment and Energy, Canberra. https://profiles.ala.org.au/opus/foa/profile/Eucalyptus%20pachyphylla Licensed under Creative Commons CC BY 4.0 license.

Growth Characteristics information is sourced from: State Flora Catalog, Government of South Australia Licensed under Creative Commons CC BY 4.0 license.

RED-BUDDED MALLEE FACTS

distribution map showing range of Eucalyptus pachyphylla in Australia

Map is from The Atlas of Living Australia web site, licensed under Creative Commons Attribution 3.0 Australia License

Common Name
Red-budded Mallee

Description
The Red-budded Mallee is a mallee to 4 m. Bark smooth, grey to pink-grey, deciduous in long strips. Juvenile leaves alternate, petiolate, broadly lanceolate, green. Adult leaves alternate, ovate to broadly lanceolate, acuminate; lamina 9-16 cm long, 3-4 cm wide, grey-green; lateral veins faint, at 30° -40° ; intramarginal vein up to 1 mm from margin; petiole terete, 15-25 mm long. Umbels 3-flowered; peduncle terete, 5-10 mm long; pedicels 3-6 mm long. Buds globular or subglobular; operculum hemispherical, rostrate, ribbed, 15-20 mm long, 14-17 mm wide; hypanthium hemispherical or obconical, ribbed, 6-7 mm long, 14-17 mm wide. Fruits hemispherical, strongly ribbed, 15-17 mm long, 20-30 mm wide; disc concave, ascending steeply; valves 4 or 5, exserted. Seeds irregularly crescent-shaped, narrowly winged, ribbed on ventral side, red-grey-brown.

Habitat
Grows on sand plains, sand dunes and rocky slopes in open shrubland.

Distribution
Occurs in the north-eastern Gibson and Tanami Deserts, W.A., through central and southern N.T. and just into Qld.

Growth Characteristics
Height (m): 1 - 5
Spread (m): 2 - 5
Soil Texture: sand, loam
Soil pH: acid soils, neutral soils, alkaliine soils
Frost Sensitivity: moderately sensitive
Minimum Rainfall (mm): 250
Flower Colour: cream, yellow
Flower Season: autumn, winter

(source: SA State Flora Catalog)

Classification

Class:	Magnoliopsida
Order:	Myrtales
Family:	Myrtaceae
Genus:	Eucalyptus
Species:	pachyphylla
Common Name:	Red-budded Mallee

Relatives in same Genus
  Eucalyptus acaciiformis
  Eucalyptus accedens
  Eucalyptus acies
  Eucalyptus albens
  Eucalyptus bancroftii
  Eucalyptus baxteri
  Eucalyptus caleyi
  Eucalyptus camaldulensis
  Eucalyptus camphora
  Eucalyptus cloeziana
  Eucalyptus crebra
  Eucalyptus crenulata
  Eucalyptus curtisii
  Eucalyptus dealbata
  Eucalyptus dumosa
  Eucalyptus eugenioides
  Eucalyptus forrestiana
  Eucalyptus goniocalyx
  Eucalyptus grandis
  Eucalyptus intertexta
  Eucalyptus largiflorens
  see A-Z list for more ...