Leptospermum /ˌlɛptəˈspɜːrməm, -toʊ-/ is a genus of shrubs and small trees in the myrtle family Myrtaceae described as a genus in 1775. Most species are endemic to Australia, with the greatest diversity in the south of the continent; but one species extends to New Zealand, another well into Southeast Asia, and L. recurvum is found only in Malaysia and Indonesia.