Black Walnut

Juglans nigra

?Black Walnut Black walnut mature fruit and fall leaves Scientific classification Kingdom: Plantae Division: Magnoliophyta Class: Magnoliopsida Order: Fagales Family: Juglandaceae Genus: Juglans Species: J. nigra Binomial name Juglans nigra L. The Black Walnut (Juglans nigra L.) is a native of eastern North America, where it grows, mostly alongside rivers, from southern Ontario, Canada west to southeast South Dakota, south to Georgia and southwest to centr ...