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