Uvularia sessiliflora
Trillium cernuum
Trillium cernuum
Trillium cernuum
Sanguinaria canadensis
Sanguinaria canadensis
Salix catkins
Research stand in Itasca State Park
Pitcher Plants and Sun Dews, Bog D
North Dakota State University Ecology Class Itasca State Park Bog D
Lithospermum incisum
Larch Trees of Bog D, Itasca State Park
Itasca State Park Bog D
Itasca State Park
Ferns and mosses
Decorah Shale Stratigraphy
Caltha palustris
Caltha palustris
Caltha palustris
Caltha palustris
Caltha palustris
Buffalo River Forest
Aerial view of Bog D