. "The orange (specifically, the sweet orange) is the fruit of the citrus species Citrus \u00D7 sinensis in the family Rutaceae.The fruit of the Citrus \u00D7 sinensis is considered a sweet orange, whereas the fruit of the Citrus \u00D7 aurantium is considered a bitter orange. The sweet orange reproduces asexually (apomixis through nucellar embryony); varieties of sweet orange arise through mutations.The orange is a hybrid, between pomelo (Citrus maxima) and mandarin (Citrus reticulata)."@en . . . . .