| Holmskioldia sanguinea Retz., 1791 |
| Holwaya Ramamoorthy, 1984 |
| Horminum L., 1753 |
| Horminum caulescens Ortega, 1798 |
| Horminum coccineum (Buc'hoz ex Etl.) Moench, 1794 |
| Hypenia (Mart. ex Benth.) Harley, 1988 |
| Hypenia violacea Mart. Gord. & S. Valencia, 2009 |
| Hyptis Jacq., 1787 |
| Hyptis acuta Benth., 1831 |
| Hyptis affinis Benth., 1833 |
| Hyptis albida Kunth, 1818 |
| Hyptis alopecuroides Briq., 1898 |
| Hyptis americana (Poir.) Briq., 1897 |
| Hyptis anitae Epling & Játiva, 1968 |
| Hyptis arborescens Epling, 1933 |
| Hyptis ascendens Epling, 1949 |
| Hyptis aspera M. Martens & Galeotti, 1844 |
| Hyptis atrorubens Poit., 1806 |
| Hyptis axillaris Fernald, 1900 |
| Hyptis belizensis Lundell, 1942 |