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Apocynum androsaemifolium L. (spreading dogbane), close-up of opposite leaves on stemJuly 12 1976
Coulter, Ronald M.
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Apocynum androsaemifolium L. (spreading dogbane), habitJuly 12 1976
Coulter, Ronald M.
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Apocynum androsaemifolium L. (spreading dogbane), close-up of flowers with leavesJuly 12 1976
Coulter, Ronald M.
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Aplectrum hyemale (Muhl. ex Willd.) Torr. (Adam and Eve), close-up of leaves and emerging flower stalksMarch 1976
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Aplectrum hyemale (Muhl. ex Willd.) Torr. (Adam and Eve), close-up of basal leafMarch 1976
Kohout, John
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Anemone occidentalis S.Watson (white pasqueflower), close-up of flowerJuly 12 1976
Coulter, Ronald M.