Leonotis is a genus of flowering plants in the family Lamiaceae. One species, Leonotis nepetifolia, is native to tropical Africa and southern India. It is naturalized throughout most of the tropics. The other species are endemic to southern + eastern Africa. Leonotis was named by Robert Brown in 1810 in Prodromus Florae Novae Hollandiae et Insulae... Found on http://en.wikipedia.org/wiki/Leonotis
(from the article `Lamiaceae`) One of the 40 species of the African genus Leonotis, L. nepetaefolia, is naturalized throughout the tropics; it has red-orange globe clusters of ... Found on http://www.britannica.com/eb/a-z/l/35
Leonotis is a genus of herbs and shrubs belonging to the family Labiate, family Ballotidae, natives of tropical and subtropical regions. They are characterised by dentate leaves and by showy red or yellow sessile flowers. Found on http://www.probertencyclopaedia.com/browse/BL.HTM