Bingtang orange (Citrus sinensis Osbeck) ( BT ), selected out from Hongjiang of Hunan in 1970s, was a very seedless sweet orange cultivar, and had been widely spreaded in the south of China.

• 冰糖橙(Citrus sinensis Osbeck)是20世纪70年代湖南省选育出的优良甜橙品种，它以肉质脆嫩化渣、风味浓甜、少核或无核而深受消费者喜爱，在湖南省黔阳县和永兴县等地重点推广。