Prickly pear, a fruit derived from the cactus plant ... which can range in color from green to yellow, orange, red, or deep magenta. The exterior is covered in small spines or glochids, which ...

Bartlett pears change color from green to yellow as they ripen. Anjou and other varieties show little color change as the ripen. The Bartlett is one of the older pear varieties, first developed in ...