Gastrolobium grandiflorum
 Gastrolobium grandiflorum commonly known as Wallflower Poison Wallflower Poison Bush or Heart-leaf Poison Bush is a bushy shrub which is endemic to Australia. It grows to 2 or 3 metres in height and between late summer and early winter (February to August in Australia) it produces orange-red pea-flowers with a yellow centre and red veins.