Cucumis melo  

Perennial (or annual cultivated) trailing or climbing vines. Stem angular, retrosely bristly hairy (sometimes glabrous) 

Leaves thin, broadly ovate to reniform, cordate, pentagonal to shallowly 5-lobed, scabrid with short and longer bristly hairs the latter often tubercle-based. Male flowers in axillary fascicles of 2- 4 flowers, pedicellate, densely hairy on the outside, small, hypanthium short, campanulate; calyx lobes 1- 6 mm long; corolla yellow, up to c.2.4(-4) cm across. Female flowers usually long-stalked; calyx and corolla similar to those of male flowers; ovary subglobose to ovoid to elliptical or cylindrical, densely bristly-hairy to soft-hairy. Fruits various in cultivated forms; subglobose to ellipsoid in wild forms and small, rarely exceeding 10 cm in length, striped or speckled with green on yellowish ground at maturity