Juglans nigra Juglans nigra Juglans nigra, the eastern black walnut, is a species of deciduous tree in the walnut family, Juglandaceae, native to eastern North America. It grows mostly in riparian zones, from southern Ontario, west to southeast South Dakota, south to Georgia, northern Florida and southwest to central Texas. Wild trees in the upper Ottawa Valley may be an isolated native population or may have derived from planted trees. Black walnut is an important tree commercially, as the wood is a deep brown color and easily worked. The fruits, walnuts, are cultivated for their distinctive and desirable taste. Often, trees are
Green rosella eucalypts—forming the bulk of its diet; other items eaten include the seed of the soft tree fern ("Dicksonia antarctica"), cranberry heath ("Astroloma humifusum"), myrtle beech ("Lophozonia cunninghamii"), Australian blackwood ("Acacia melanoxylon"), silver wattle ("Acacia dealbata") and buttercups ("Ranunculus"), berries, nuts and fruit, as well as flowers and new buds of southern sassafras ("Atherosperma moschatum"), mānuka ("Leptospermum scoparium"), shining tea-tree ("Leptospermum nitidum"), swamp honey-myrtle ("Melaleuca squamea"), Tasmanian bluegum ("Eucalyptus globulus"), Smithton peppermint ("Eucalyptus nitida"), messmate stringybark ("Eucalyptus obliqua"), snow gum ("Eucalyptus pauciflora"), manna gum ("Eucalyptus viminalis"), small-fruit hakea ("Hakea microcarpa") and native plum ("Cenarrhenes nitida"). The green rosella has at times