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Menyanthes
Menyanthes
Menyanthes trifoliata
Mertensia close up
Mertensia, close up (Pseudomertensia)
Mertensia paniculata
Mertensia paniculata, nearer view
Mertensia virginica
Mertensia virginica
Mertensia virginica
Mertensia virginica, near
Mianthemum canadense
Michigan sand dunes showing ripple marks
Michigan sand dunes showing ripple marks
Microstylis monophyllos (Malaxis monophyllos)
Microstylis unifolia (Malaxis unifolia)
Mid-rib tumor gall of Quercus
Mimulus ringens
Minnesota map showing forest and prairie regions
Minnesota Seaside Station buildings