Are both Derwentia and Elsholtzia endemic to Australia?
Elsholtzia Elsholtzia is a plant genus in the Lamiaceae (mint family). It is widespread across much of temperate and tropical Asia from Siberia south to China, India, Indonesia, etc.
Eremophila scoparia Eremophila scoparia, commonly known as silver emubush, is a flowering plant in the figwort family, Scrophulariaceae and is endemic to Australia. It is a broom-like shrub with narrow, hooked leaves, small sepals and deep lilac-coloured to white petals and is common and widespread in southern parts of the continent.