Four species in the leafhopper genus Ishiharella Dworakowska from China (Hemiptera: Cicadellidae: Typhlocybinae) are reviewed, along with a new species, I. paradentata sp. nov. from southern China (Fujian, Jiangxi and Zhejiang Provinces). Ishiharella scitula Qin & Zhang, 2004 is treated as a junior synonym of I. iochoui Dworakowska, 1982. The generic characteristics are redefined. A detailed morphological description, illustrations and photographs are provided. A key to the known species of Ishiharella from China, based on male anatomy, is also given.