Juglandaceae Juglans nigra - black walnut (Lab 2)

Category: Photo Fact Sheets Created: Thursday, 19 August 2010 Last Updated: Monday, 12 September 2011

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  • Juglandaceae Juglans nigra - black walnut: Bark on a tree 10 inches in diameter at breast height.Juglandaceae Juglans nigra - black walnut: Bark on a tree 10 inches in diameter at breast height.
  • Juglandaceae Juglans nigra - black walnut: Bark on a tree 10 inches in diameter at breast height.Juglandaceae Juglans nigra - black walnut: Bark on a tree 10 inches in diameter at breast height.
  • Juglandaceae Juglans nigra - black walnut: Bark on a tree 8 inches in diameter at breast height.  If scraped the bark reveals a chocolate or marroon color beneath the surface.Juglandaceae Juglans nigra - black walnut: Bark on a tree 8 inches in diameter at breast height. If scraped the bark reveals a chocolate or marroon color beneath the surface.
  • Juglandaceae Juglans nigra - black walnut: Bark on a tree 5 inches in diameter at breast height. If scraped the bark reveals a chocolate or marroon color beneath the surface.Juglandaceae Juglans nigra - black walnut: Bark on a tree 5 inches in diameter at breast height. If scraped the bark reveals a chocolate or marroon color beneath the surface.
  • Juglandaceae Juglans nigra - black walnut: Twig showing alternate leaf arrangement and large fuzzy terminal bud.Juglandaceae Juglans nigra - black walnut: Twig showing alternate leaf arrangement and large fuzzy terminal bud.
  • Juglandaceae Juglans nigra - black walnut: Form of medium sized tree on forest edge.  Crown has distinct appearance with whorls of leaves.Juglandaceae Juglans nigra - black walnut: Form of medium sized tree on forest edge. Crown has distinct appearance with whorls of leaves.
  • Juglandaceae Juglans nigra - black walnut: Form of medium sized tree in the middle of a stand. Crown has distinct appearance with whorls of leaves.Juglandaceae Juglans nigra - black walnut: Form of medium sized tree in the middle of a stand. Crown has distinct appearance with whorls of leaves.
  • Juglandaceae Juglans nigra - black walnut: Form of large sized tree in the middle of a stand emerging above the canopy. Crown has distinct appearance with whorls of leaves.Juglandaceae Juglans nigra - black walnut: Form of large sized tree in the middle of a stand emerging above the canopy. Crown has distinct appearance with whorls of leaves.
  • Juglandaceae Juglans nigra - black walnut: Fruit, nut, green flesh eventually wearing off to reveal hard, husked nut.  Green flesh causes a black stain.Juglandaceae Juglans nigra - black walnut: Fruit, nut, green flesh eventually wearing off to reveal hard, husked nut. Green flesh causes a black stain.
  • Juglandaceae Juglans nigra - black walnut: Fruit, nut, green flesh eventually wearing off to reveal hard, husked nut.  Green flesh causes a black stain.Juglandaceae Juglans nigra - black walnut: Fruit, nut, green flesh eventually wearing off to reveal hard, husked nut. Green flesh causes a black stain.
  • Juglandaceae Juglans nigra - black walnut: Fruit, nut, green flesh eventually wearing off to reveal hard, husked nut.  Green flesh causes a black stain.Juglandaceae Juglans nigra - black walnut: Fruit, nut, green flesh eventually wearing off to reveal hard, husked nut. Green flesh causes a black stain.
  • Juglandaceae Juglans nigra - black walnut: Fruit, nut, green flesh eventually wearing off to reveal hard, husked nut.  Green flesh causes a black stain.Juglandaceae Juglans nigra - black walnut: Fruit, nut, green flesh eventually wearing off to reveal hard, husked nut. Green flesh causes a black stain.
  • Juglandaceae Juglans nigra - black walnut: Leaf, alternate, pinnately compound, usually lacking a terminal leaflet giving it an even appearance.Juglandaceae Juglans nigra - black walnut: Leaf, alternate, pinnately compound, usually lacking a terminal leaflet giving it an even appearance.
  • Juglandaceae Juglans nigra - black walnut: Leaf, alternate, pinnately compound, usually lacking a terminal leaflet giving it an even appearance.Juglandaceae Juglans nigra - black walnut: Leaf, alternate, pinnately compound, usually lacking a terminal leaflet giving it an even appearance.
  • Juglandaceae Juglans nigra - black walnut: Leaf, alternate, pinnately compound, usually lacking a terminal leaflet giving it an even appearance.Juglandaceae Juglans nigra - black walnut: Leaf, alternate, pinnately compound, usually lacking a terminal leaflet giving it an even appearance.
  • Juglandaceae Juglans nigra - black walnut: Twig showing alternate leaf arrangement, large 'monkey-face' leaf scars, and chambered chocolate colored pith.Juglandaceae Juglans nigra - black walnut: Twig showing alternate leaf arrangement, large 'monkey-face' leaf scars, and chambered chocolate colored pith.
  • Juglandaceae Juglans nigra - black walnut: Twig showing alternate leaf arrangement, large 'monkey-face' leaf scars, and chambered chocolate colored pith.Juglandaceae Juglans nigra - black walnut: Twig showing alternate leaf arrangement, large 'monkey-face' leaf scars, and chambered chocolate colored pith.
  • Juglandaceae Juglans nigra - black walnut: Twig showing alternate leaf arrangement, large 'monkey-face' leaf scars, and chambered chocolate colored pith.Juglandaceae Juglans nigra - black walnut: Twig showing alternate leaf arrangement, large 'monkey-face' leaf scars, and chambered chocolate colored pith.
  • Juglandaceae Juglans nigra - black walnut: Twig showing alternate leaf arrangement, large 'monkey-face' leaf scars, and chambered chocolate colored pith.Juglandaceae Juglans nigra - black walnut: Twig showing alternate leaf arrangement, large 'monkey-face' leaf scars, and chambered chocolate colored pith.
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Site Statistics

Species: 207 | Genera: 122 | Families: 67

All Photos: 2063 | Leaf Photos: 622 | Twig Photos: 511 | Bark Photos: 353 | Fruit Photos: 274 | Photos per Species: 10.0

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