The
citron melon (
Citrullus caffer) is a relative of the watermelon, also called
Citrullus lanatus var.
citroides and
Citrullus amarus,
fodder melon,
preserving melon,
red-seeded citron,
jam melon,
stock melon,
Kalahari melon or
tsamma melon. It is in the family Cucurbitaceae which consists of various squashes, melons, and gourds. Its fruit has a hard white flesh, rendering it less likely to be eaten raw; m
(Wikipedia)