Beyzadé Constantin Caradja (1799–1860) and his wife Adèle Condo-Dandolo (1814–1890) had one son, Prince Jean Constantin Alexandre Othon Karadja Pasha (1835–1894), Ministre Plénipotentiaire, married with Mary-Louise (1868–1943), daughter of commander L. O. Smith, Swedish Senator.
It was described by Caradja in 1939, and is known from Batang, Sichuan, China, from which its species epithet is derived.