Watermelon Citrullus lanatusWatermelon fruit plants belong to the Citrullus genus, and the most common species is known scientifically as Citrullus lanatus. Watermelon is a tropical and subtropical fruit bearing vine that produces large, juicy, and sweet fruit. Watermelon plants are native to Africa but are now grown in many warm regions around the world. They are highly valued for their refreshing flavor and high water content, making them a popular fruit during hot summer