Physopsis
Australia
Rye, B.L. (1996). A taxonomic review of the genera Lachnostachys, Newcastelia and Physopsis (Chloanthaceae) in Western Australia. Nuytsia 11(1):79-107.
KeyBase (2025). Flora of Australia: vascular plants: Species of Physopsis. https://keybase.rbg.vic.gov.au/keys/show/986 [Seen: 19-05-2025].