| Helichrysum lavandulaefolium Kunth, 1818 |
| Helichrysum lavandulifolium Kunth, 1818 |
| Helichrysum salicifolium Bertol., 1840 |
| Helicta Cass., 1818 |
| Heliomeris Nutt., 1848 |
| Heliomeris annua (M.E. Jones) Cockerell, 1918 |
| Heliomeris hispida (A. Gray) Cockerell, 1918 |
| Heliomeris longifolia (B.L. Rob. & Greenm.) Cockerell, 1918 |
| Heliomeris longifolia var. annua (M.E. Jones) W.F. Yates, 1979 |
| Heliomeris longifolia var. longifolia (B.L. Rob. & Greenm.) Cockerell, 1918 |
| Heliomeris multiflora Nutt., 1848 |
| Heliomeris multiflora var. hispida A. Gray, 1853 |
| Heliomeris multiflora var. macrocephala Heiser, 1979 |
| Heliomeris multiflora var. multiflora Nutt., 1848 |
| Heliomeris obscura (S.F. Blake) Cockerell, 1918 |
| Heliomeris serboana B.L. Turner, 2013 |
| Heliomeris tenuifolia A. Gray, 1849 |
| Heliophthalmum Raf., 1817 |
| Heliopsis Pers., 1807 |
| Heliopsis annua Hemsl., 1881 |