Trimeresurus stejnegeri chenbihuii

Trimeresurus stejnegeri chenbihuii, commonly known as the Chen's bamboo pitviper, is a subspecies of venomous pitviper in the family Viperidae. The subspecies is endemic to Hainan Island in China.

Etymology
The specific name, chenbihuii, is in honor of Professor Bi-Hui Chen of Anhui Normal University, who is a Chinese herpetologist.

Description
The scalation of T. s. chenbihuii includes 21 rows of dorsal scales at midbody, 169-178/168-174 (160-170/167-174) ventral scales in males/females, 70-80/66-78(56-73) subcaudal scales in males/females, and 10-12 supralabial scales.

Geographic range
T. s. chenbihuii is found in China on Hainan Island on Mount Diaoluo at 225 - 290 m elevation (Lingshui County), and on Wuzhi Mountain at 500 m elevation (Qiongzhong County). The type locality given is "Diaoluo Shan, Lingshui Co., Hainan Prov., China; altitude about 250 m".