Backhousia tetraptera is a tree in the family Myrtaceae. The only known population occurs at the foot of Mount Stuart near Townsville in Queensland, Australia.[1] [2]
The species grows to between 5 and 12 metres high often with multiple trunks that have a mottled flaking bark including grey, grey-brown and/or pink colouration. The leaves are simple and opposite and are 5.5 to 9 cm long and 1.5 to 3.8 cm wide.[1] The white flowers appear in clusters of 10 and have 56 to 65 stamens.Flowering is induced by the first significant rainfall of the wet season, appearing four weeks later.[1] The distinctive fruits are capsules with four wings that appear in clusters and fade from pink to white and dry to brown.[1]
The species was formally described in 2012.[3]