Nicandra

Nicandra is a genus of flowering plant in the family Solanaceae, native to western South America. It was first described by Michel Adanson in 1763. The genus is named for Greek poet Nicander of Colophon, who wrote about plants – notably in his poem "Alexipharmaca", which treats of poisons and their antidotes.
, Plants of the World Online accepted three species:
From 1763 until 2007, when "Nicandra john-tyleriana" was described, the only species in the genus was "Nicandra physalodes". A third species, "Nicandra yacheriana", was described in 2010.