Description from Flora of China
Actinidia callosa var. ephippioidea C. F. Liang; A. curvidens Dunn.
Leaf blade often ovate to elliptic-ovate to obovate, 8-10 × 4-5.5 cm, papery, abaxially often with barbate lateral vein axils, margin sharply to slightly serrate, occasionally slightly saddle-shaped biserrate. Fruit mammilliform to cylindric, to 5 cm. 2n = 116*.
● Forests, thickets, valleys; 500-2600 m. Chongqing, Fujian, Gansu, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangxi, Shaanxi, Sichuan, Xizang, Yunnan, Zhejiang.