High Quality Content by WIKIPEDIA articles! Salvia is the largest genus of plants in the family Lamiaceae, with the number of species estimated to range from 700 to nearly 1,000. Members include shrubs, herbaceous perennials, and annuals. There are three main regions of radiation of Salvia: Central and South America, with approximately 500 species; central Asia and the Mediterranean with approx. 250 species; eastern Asia with approximately 90 species.