Distribution of Iowa's Native Ashes

Fraxinus americana
white ash map White Ash
Fraxinus nigra
black ash map Black Ash
Fraxinus pennsylvanica
red ash map Red Ash
Fraxinus quadrangulata
blue ash map Blue Ash
• Shading indicates a county record verified ONLY by a literature reference.
        The author has examined too few voucher specimens to make inclusion of herbarium data meaningful.
"If we don't succeed, we run the risk of failure."
-- Dan Quayle

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