Description from
Flora of China
Rubus oldhamii Miquel, Prolus. Fl. Jap. 34. 1867; R. hayatai Nemoto; R. hirsutopungens Hayata; R. parvipungens Hayata; R. pungens var. indefensus Focke; R. rosifolius Smith var. hirsutus Hayata.
Branchlets and abaxial surface of calyx nearly unarmed or ± with needle-like prickles. Flower bearing branchlets, petioles, pedicel, and abaxial surface of calyx without or partly with sparse, shortly stipitate glands. Sepals ovate-triangular or narrowly ovate-lanceolate, 1–1.5 cm.
Semishaded wet places in montane valleys, forested slopes, thickets; 600--3900 m. Fujian, Gansu, Guizhou, Henan, Hubei, Jiangxi, Jilin, Shaanxi, Shanxi, Sichuan, Taiwan, Yunnan, Zhejiang [Japan, Korea].