| Noun | 1. | genus Pogostemon - genus of Asiatic shrubs or trees whose leaves yield a fragrant oil asterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs family Labiatae, family Lamiaceae, Labiatae, Lamiaceae, mint family - a large family of aromatic herbs and shrubs having flowers resembling the lips of a mouth and four-lobed ovaries yielding four one-seeded nutlets and including mint; thyme; sage; rosemary pachouli, patchouli, patchouly, Pogostemon cablin - small East Indian shrubby mint; fragrant oil from its leaves is used in perfumes |