The genera name from Latin para; 'near' and Greek sicyos; 'cucumber' for the apparent affinity with the genus Sicyos, another member of the Cucurbitaceae family. The species name for Jennie van Ackeren Dieterle; 1909-1999, an US-American botanist at the University of Michigan Herbarium and Cucurbitaceae specialist. Other genus: Parasicyos maculatus Dieterle 1975, from Guatemala. Used for rat poison.