Distribution of Iowa's Native Hickories, Butternut, & Walnut

Carya cordiformis
bitternut hickory map Bitternut Hickory
Carya glabra
pignut hickory map Pignut Hickory
Carya illinoinensis
pecan map Pecan
Carya laciniosa
kingnut hickory map Kingnut Hickory
Carya ovata
shagbark hickory map Shagbark Hickory
Carya tomentosa
mockernut hickory map Mockernut Hickory
Juglans cinerea
butternut map Butternut
Juglans nigra
black walnut map Black Walnut
• Shading indicates a county record verified ONLY by a literature reference.
• A dot indicates a county record verified by a voucher specimen seen by the author.
• The lack of either symbol indicates the author has seen neither a voucher specimen nor a literature reference
          to indicate the given species has been found within the county.
"If the track is tough and the hill is rough,
THINKING you can just ain't enough!"
-- Shel Silverstein

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