Hemigenia teretiuscula is a species of flowering plant in the family Lamiaceae and is endemic to the southwest of Western Australia. It is an upright, glabrous shrub that typically grows to a height of, the leaves about in diameter, more or less tapering cylindrical and somewhat sharply pointed. Flowering usually occurs from August to December and the flowers are bluish-purple.[1] [2]
This species was first formally described in 1868 by Ferdinand von Mueller in Fragmenta Phytographiae Australiae from specimens collected by George Maxwell.[3] The specific epithet (teretiuscula) means "somewhat terete".[4]
Hemigenia teretiuscula grows in gravelly or rocky soils or yellow sand in the Coolgardie, Esperance Plains and Mallee bioregions of south-western Western Australia. It is listed as "not threatened" by the Government of Western Australia Department of Biodiversity, Conservation and Attractions.