13. Carpinus insularis N.H.Xia, K.S.Pang & Y.H.Tong

Journal of Tropical and Subtropical Botany 22 (2): 121 (Tong et al. 2014). – Type: China, Hong Kong, Violet Hill, 22° 14´25.30´´ N, 114° 11´55.04´´ E, 190 m a.s.l., 21 Aug. 1913, K.Y. Tam s.n. (holo-: IBSC0770924; iso-: HK 0043873). – Note: according to the original authors C. insularis has similarities to C. hebestroma and C. polyneura .