with …
end leaflet usually missing-⋘ even-pinnate;
middle of leaflet curved a bit more than butternut
eastern black walnut  Juglans nigra
  end leaflet usually exists:     -⋘- odd-pinnate;
leaflets= opposite;
middle of leaflet curved a bit less than eastern black walnut
butternut  Juglans cinerea

Learn more about butternut/​walnut genus Juglans (Juglans spp.)

Part of butternut/​hickory/​pecan/​walnut  family Juglandaceae and bayberry / beech / birch / oak / walnut  order Fagales.

Uses by native peoples
(Ethnobotany database)

Juglans hosts caterpillars of 130 species
of butterflies and moths, in some areas.

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