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Zizia
Rhus vernix
Populus Gall causing friction against rock
Panax quinquefolius in fruit, near view
Panax quinquefolius in fruit
Nelumbo lutea
Melilotus officinalis
Melilotus alba
Lespedeza capitata
Ledum groenlandicum, near
Ledum groenlandicum
Hypnum crista-castrensis
Gouty - Vein Gall of Acer
Gouty - Vein Gall of Acer
Fraxinus nigra leaf
Fraxinus lanceolata leaf (above) and Fraxinus nigra leaf (below)
Fraxinus lanceolata leaf (above) and Fraxinus nigra leaf (below)
Desmodium grandiflorum (Desmodium cuspidatum), large, with Miss I. Dorman
Desmodium canadense
Cock's-comb Gall of Ulmus
Cock's-comb Gall of Ulmus
Ceanothus americanus
Castalia odorata (Nymphaea odorata)
Cassia chamaecrista (Chamaecrista fasciculata)
Astragalus caryocarpus with fruit (Astragalus crassicarpus)
Astragalus caryocarpus (Astragalus crassicarpus)