Australian Banksia tree bristly brush-like color colour cone curly flora flower furry golden green large leaves native orange saw-edged leaves serrated serrated leaves shape shaped shapes soft spring textures trees yellow banksia-attenuata Banksia-tree saw-edged-leaves serrated-leaves thin Banksia Banksia flower bug colored colors coloured colours creature fawn insect white wooly Banksia-blechnifolia Banksia-groundcover inflorescences prostrate prostrate-shrub shrub shrubbery variation variety vertical-leathery-herringbone-leaves