| Calonyction Choisy, 1834 |
| Calonyction chenopodiifolium M. Martens & Galeotti, 1845 |
| Calonyction galeottii M. Martens & Galeotti, 1845 |
| Calonyction pteripes G. Don, 1838 |
| Calonyction ventricosum Hallier f., 1893 |
| Calycobolus Willd. ex Roem. & Schult., 1819 |
| Calycobolus nutans (Moc. & Sessé ex Choisy) D.F. Austin, 1971 |
| Calycobolus pringlei House, 1907 |
| Calycobolus velutinus (M. Martens & Galeotti) House, 1907 |
| Calystegia R. Br., 1810 |
| Calystegia longipes (S. Watson) Brummitt, 1965 |
| Calystegia macrostegia (Greene) Brummitt, 1965 |
| Calystegia macrostegia subsp. arida (Greene) Brummitt, 1965 |
| Calystegia macrostegia subsp. cyclostegia (House) Brummitt, 1965 |
| Calystegia macrostegia subsp. intermedia (Abrams) Brummitt, 1965 |
| Calystegia macrostegia subsp. macrostegia (Greene) Brummitt, 1965 |
| Calystegia macrostegia subsp. tenuifolia (Abrams) Brummitt, 1965 |
| Calystegia occidentalis (A. Gray) Brummitt, 1965 |
| Calystegia sepium (L.) R. Br., 1810 |
| Calystegia soldanella (L.) R. Br., 1810 |