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Zizia aptera (Heart-leaved Meadow-parsnip), leaf, springApril 19 2010
Hedborn Jr., Edward A.
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Zizia aptera (Heart-leaved Meadow-parsnip), inflorescenceApril 19 2010
Hedborn Jr., Edward A.
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Zizia aptera (Heart-leaved Meadow-parsnip), habitatApril 19 2010
Hedborn Jr., Edward A.
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Zizia aptera (Heart-leaved Meadow-parsnip), habit, springApril 19 2010
Hedborn Jr., Edward A.
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Zizania aquatica (annual wildrice), inflorescenceJuly 21 2007
Hedborn Jr., Edward A.
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Zizania aquatica (annual wildrice), habit, summerJuly 21 2007
Hedborn Jr., Edward A.
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Zelkova serrata (Japanese Zelkova), leaf, upper surfaceMay 17 2018
Hedborn Jr., Edward A.
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Zelkova serrata (Japanese Zelkova), leaf, lower surfaceMay 17 2018
Hedborn Jr., Edward A.
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Zelkova serrata (Japanese Zelkova), habit, springMay 17 2018
Hedborn Jr., Edward A.
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Zelkova serrata (Japanese Zelkova), habit, fallOctober 31 2008
Hedborn Jr., Edward A.
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Zelkova serrata (Japanese Zelkova), bark, trunkOctober 31 2008
Hedborn Jr., Edward A.
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Zanthoxylum americanum (Prickly-ash), leaf, upper surfaceJuly 21 2007
Hedborn Jr., Edward A.
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Zanthoxylum americanum (Prickly-ash), leaf, summerSeptember 10 2011
Hedborn Jr., Edward A.
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Zanthoxylum americanum (Prickly-ash), infructescence, leaf, summerJuly 8 2002
Hedborn Jr., Edward A.
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Zanthoxylum americanum (Prickly-ash), infructescenceJuly 21 2007
Brown, Deborah J. G.
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Zanthoxylum americanum (Prickly-ash), infructescenceJuly 21 2007
Hedborn Jr., Edward A.
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Zanthoxylum americanum (Prickly-ash), infructescenceJuly 21 2007
Brown, Deborah J. G.
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Zanthoxylum americanum (Prickly-ash), infructescenceJuly 21 2007
Brown, Deborah J. G.