Grevillea wickhamii  (Wickham's grevillea, Arajukaljukua, Ijaka or Lukkulburra)  is an erect shrub or small tree to 6 metres in height which is endemic to  Western Australia, Northern Territory and Queensland.
It has grey-green leaves which have a holly-like shape.

There are a number of subspecies which have flowers in a wide range of colours including red, pink, orange and yellow.
They are as follows:
Grevillea wickhamii subsp.
aprica
Grevillea wickhamii subsp.
cratista
Grevillea wickhamii subsp.
hispidula
Grevillea wickhamii subsp.
macrodonta
Grevillea wickhamii subsp.
pallida
Grevillea wickhamii subsp.
wickhamii
Grevillea wickhamii  (Wickham's grevillea, Arajukaljukua, Ijaka or Lukkulburra)  is an erect shrub or small tree to 6 metres in height which is endemic to  Western Australia, Northern Territory and Queensland. It has grey-green leaves which have a holly-like shape.
There are a number of subspecies which have flowers in a wide range of colours including red, pink, orange and yellow. They are as follows:
Grevillea wickhamii subsp. aprica
Grevillea wickhamii subsp. cratista
Grevillea wickhamii subsp. hispidula
Grevillea wickhamii subsp. macrodonta
Grevillea wickhamii subsp. pallida
Grevillea wickhamii subsp. wickhamii
Grevillea wickhamii