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
Citation:
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. January 26, 2020. https://michiganflora.net/genus.aspx?id=Cucumis.