A taxonomic review of the genera Lachnostachys, Newcastelia and Physopsis (Chloanthaceae) in Western Australia
RYE, B.L.

Three species are transferred from Newcastelia to Physopsis, bringing the total number of species in the latter genus to five. Keys are provided for the genera of tribe Physopsideae and the species belonging to Lachnostachys, Newcastelia and Physopsis . Information on the Western Australian members of each of these three genera, including distribution, habitat, flowering time and conservation status, is also given, and the new species Newcastelia roseoazurea Rye is described.