Are both Derwentia and Elsholtzia endemic to Australia?
Derwentia (plant) Derwentia was a genus of flowering plants that is endemic to Australia.
Eremophila macdonnellii Eremophila macdonnellii , also known as MacDonnell's desert fuchsia, is a flowering plant in the figwort family, Scrophulariaceae and is endemic to Australia. It is a shrub with many tangled branches, which, along with the leaves, are often covered with many, sometimes long hairs. The flowers are deep violet or purple, and the species is widespread in Central Australia.