| Cucurbita maxima Duchesne, 1786 |
| Cucurbita maxima subsp. maxima Duchesne, 1786 |
| Cucurbita melanosperma Gasp., 1847 |
| Cucurbita melopepo L., 1753 |
| Cucurbita mixta Pangalo, 1930 |
| Cucurbita mixta var. cyanoperizona Pangalo, 1930 |
| Cucurbita mixta var. stenosperma Pangalo, 1930 |
| Cucurbita moorei L.H. Bailey, 1948 |
| Cucurbita moschata (Duchesne ex Lam.) Duchesne ex Poir., 1819 |
| Cucurbita odorifera Vell., 1827 |
| Cucurbita okeechobeensis (Small) L.H. Bailey, 1930 |
| Cucurbita okeechobeensis subsp. martinezii (L.H. Bailey) T.W. Walters & D.S. Decker, 1993 |
| Cucurbita ovifera L., 1767 |
| Cucurbita palmata S. Watson, 1876 |
| Cucurbita palmeri L.H. Bailey, 1943 |
| Cucurbita pedatifolia L.H. Bailey, 1943 |
| Cucurbita pepo L., 1753 |
| Cucurbita pepo subsp. fraterna L.H. Bailey, 1943 |
| Cucurbita pepo subsp. ovifera (L.) D.S. Decker, 1988 |
| Cucurbita pepo subsp. pepo L., 1753 |