文件:Dragonfruit Chiayi market.jpg

from en: The pitaya, also known as dragonfruit or dragon pearl is the fruit of a pitaya cactus. Native to Central and South America, the vine-like cactus is also cultivated in Southeastern Asian countries such as Malaysia, Taiwan, and Vietnam. The fruit comes in three types all with leathery, slightly leafy skin:

• Hylocereus undatus, white flesh with pink skin
• Hylocereus polyrhizus, red flesh with pink skin
• Selenicereus megalanthus, white flesh with yellow skin