Hymenopyramis is a genus of plants in the Lamiaceae, first described in 1843. It is native to Indochina and to the Hainan Province of southern China. Species 1. \n* Hymenopyramis acuminata H.R.Fletcher - Thailand, Vietnam 2. \n* Hymenopyramis brachiata Wall. ex Griff. - Thailand, Vietnam, Myanmar; naturalized in India 3. \n* Hymenopyramis cana Craib - Hainan, Laos, Cambodia, Thailand 4. \n* Hymenopyramis parvifolia Moldenke - Thailand 5. \n* Hymenopyramis pubescens Moldenke - Thailand 6. \n* Hymenopyramis siamensis Craib - Laos, Cambodia, Thailand 7. \n* Hymenopyramis vesiculosa H.R.Fletcher - Thailand