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Ulmus americana tree in the spring
Ulmus americana tree in the spring
Ulmus americana tree in the spring
Ulmus americana tree in the spring
Ulmus americana tree in the spring
St. Louis River in Jay Cooke State Park
Salix in winter condition
Salix babylonica tree in early spring
Salix babylonica leaves, close up
Quercus macrocarpa (Quercus iberica) tree in the spring on East River Road near Anoka
Quercus macrocarpa (Quercus iberica) tree in the spring on East River Road near Anoka
Quercus macrocarpa (Quercus iberica) on the Edina Shakopee Road
Quercus macrocarpa (Quercus iberica) on the Edina Shakopee Road
Populus nigra Tree in early spring
Populus nigra Tree in early spring
Pollination in Salvia, chart and diagram
Pollination in Salvia, chart and diagram
Pollination in Orchid, chart and diagram
Pollination in Lythrum, chart and diagram
Pollination in Artistolochia, chart and diagram
Mouth of the Baptism River near Lake Superior
Campanula punctata in early spring
Campanula punctata in early spring
Campanula punctata in early spring
Blue Salvia flower
Acer saccharum Tree in winter condition