Stylidium subg. Forsteropsis

'Stylidium'' subg. Forsteropsis''', as circumscribed by Allen Lowrie and Kevin Kenneally, contains five species of triggerplants from south-western Australia that are characterized by their tightly appressed leaves arranged in a spiral around the stem. This subgenus was originally described by Otto Wilhelm Sonder in 1845 as the genus Forsteropsis.