P. australiensis may refer to: Paraliparis australiensis, the Australian snailfish, a species of snailfish Paraplatyarthrus australiensis, a species of woodlouse Paratya australiensis, the Australian glass shrimp, a species of true shrimp Pavetta australiensis, the butterfly bush, a species of flowering plant in the family Rubiaceae Piptoporus australiensis, curry punk, a polyporous bracket fungi Pleotrichiella australiensis, a species of fungi in the class Dothideomycetes Podochilus australiensis, the native stream orchid, a species of epiphytic or lithophytic orchid Pseudoamauroascus australiensis, a genus of fungi in the family Onygenaceae Pseudotyrannochthonius australiensis, a species of pseudoscorpion in the family Pseudotyrannochthoniidae