Australian Native Plants

  Grevillea hilliana (White Silky Oak)


Grevillea hilliana photo
revillea hilliana (cultivated, labelled) Royal Botanic Gardens, Melbourne

Photograph by Melburnian. Some rights reserved.    (view image details)




WHITE SILKY OAK FACTS

distribution map showing range of Grevillea hilliana in Australia

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


Common Name
White Silky Oak

Other Names
White Yiel Yiel, Grey Oak, Silky Oak, Hill's Silky Oak

Description
The White Silky Oak is a medium to large tree. Juvenile leaves are lobed (pinnatifid or pinnatisect) and about 25cm - 40cm long and 15cm - 30cm wide. Each leaf has 3-10 lobes about 8cm - 25cm long. Adult leaves are usually undivided and lanceolate to ellipticical and about 9cm - 24cm and 1.5cm - 6cm wide. The underside of the leaves is silky. The White Silky Oak produces long branched clusters of white to pale green flowers from May to October.

Distribution
endemic to New South Wales and Queensland

Growth Characteristics
Height: 8m - 30m
Classification
Class:Magnoliopsida
Order:Proteales
Family:Proteaceae
Genus:Grevillea
Species:hilliana
Common Name:White Silky Oak


Relatives in same Genus
  Grevillea agrifolia
  Grevillea alpina
  Grevillea angulata
  Grevillea arenaria
  Grevillea armigera
  Grevillea asparagoides
  Grevillea asplenifolia
  Grevillea astericosa
  Grevillea baileyana
  Grevillea banksii prostrate
  Grevillea baueri
  Grevillea bipinnatifida
  Grevillea bronwenae
  Grevillea candelabroides
  Grevillea coccinea
  Grevillea concinna
  Grevillea corrugata
  Grevillea crithmifolia
  Grevillea decurrens
  Grevillea didymobotrya
  Grevillea dielsiana
  see A-Z list for more ...