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1 Common orange â There are many varieties of common orange and it is widely grown. 2  The most common varieties of common oranges are the Valencia, Hartâs Tardiff Valencia, and the Hamlin, but there are dozens of other types.
The Tarocco is one of the world's most popular oranges because of its sweetness and juiciness. The Sanguinello is also a variety of blood oranges, and has a reddish skin with a sweet and tender flesh. The fruit has a compact peel, clear yellow with a red tinge. The flesh is orange with multiple blood-colored streaks.