Cucumis

1. Apex of leaf obtuse to broadly rounded; fruit ± spherical to ellipsoid, smooth to reticulate, ± pubescent (at least when young).

C. melo

1. Apex of leaf sharply acute or short-acuminate; fruit ± cylindrical, warty or tuberculate but glabrous.

C. sativus

All species found in Cucumis

Cucumis meloMELON 
Cucumis sativusCUCUMBER 

Citation:

MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. April 18, 2019. https://michiganflora.net/genus.aspx?id=Cucumis.