Description ²

Juglandaceae | black walnut

Habitat: Rich woods.

Leaves: Pinnate, with 11-17 or more slender, taper-pointed, sharply toothed leaflets, to 4 1/2" long, glossy dark green above, hairy at least beneath, aromatic.

Bark: Dark gray-brown to blackish, with narrow, rough edges.

Flowers: Males and females both small and without petals, clustered in catkins, male catkins yellow-green to 4" long, hanging, female catikins short, borne separately on the same plant in late spring to early summer.

Fruit: A rounded, edible, brown nut, enclosed in a green husk, to 2" long, borne singly or in pairs.

Coombes, A. J. (1992). Trees. New York: Dorling Kindersley.

Sources and Credits

1. (c) floracliff, some rights reserved (CC BY-NC-ND), uploaded by floracliff
2. (c) floracliff, some rights reserved (CC BY-SA)

More Info

• iNat taxon page
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• HOSTS - a Database of the World's Lepidopteran Hostplants
• IPNI (with links to POWO, WFO, and BHL)
• Jepson eFlora
• Maryland Biodiversity Project
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• New Zealand Plant Conservation Network
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• SEINet Symbiota portals
• Tropicos
• USDA PLANTS database
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• World Flora Online

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