This member of the Dioscoreaceae family was given this name by David Prain and Isaac Henry Burkill in 1916. It is found in Belize, Guatemala, Honduras and Mexico, growing in a well drained but rich soil with quite some water and little to some sun. The caudex can grow to 20 centimetres in diameter, the entire plant to five metres in height. The flowers are greenish yellow. Dioscorea is named after Pedianos Dioscorides, a Greek physician if the 1st century A.D. The species name after Karl Gustav Bernoulli, 1834-1878, a Swiss physician and naturalist who explored Guatemala. Same plant, different angle. The fruits on another location in Belize

