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A case study in Woodland Restoration
Part of W. Carter Johnson Papers
Part of W. Carter Johnson Papers
A mathematical mode of Forest Succession and land use for the North Carolina Piedmont
Part of W. Carter Johnson Papers
Part of W. Carter Johnson Papers
Flowers of Acer negundo, the boxelder tree.
Acorn Caching and Consumption of Weevil-Infested Nuts
Part of W. Carter Johnson Papers
Part of W. Carter Johnson Papers
Acorn Dispersal Paper - Oecologia
Part of W. Carter Johnson Papers
Part of W. Carter Johnson Papers
Actaea rubra green in central North Dakota.
Part of W. Carter Johnson Papers
Actaea rubra (red) in Garrison Reach on the Missouri River in North Dakota.
Adaption of Farming practices Could Buffer Effects of Climate Change
Part of W. Carter Johnson Papers
Adjustment of Riparian vegetation to River Regulation in the Great Plains, USA
Part of W. Carter Johnson Papers
Part of W. Carter Johnson Papers
Part of W. Carter Johnson Papers
Part of W. Carter Johnson Papers
Bog D at Itasca State Park in Minnesota, the origin of the Mississippi River.
Part of W. Carter Johnson Papers
Agropyron spicatum in central North Dakota.
Part of W. Carter Johnson Papers
Part of W. Carter Johnson Papers
Alisma subcordatum in the Missouri River Valley in North Dakota.
Part of W. Carter Johnson Papers
Allium tricoccum vegetation in North Dakota.
Alpine Clover Colorado Rockies
Part of W. Carter Johnson Papers
Alpine clover growing in the Rocky Mountains of Colorado. A match is included to represent scale.
Part of W. Carter Johnson Papers
Alpine plant growing in the Rocky Mountains of Colorado. A match is included to represent scale.
Alpine Plant Colorado Rocky Mountains
Part of W. Carter Johnson Papers
Alpine plant in the Colorado Rocky Mountains.
Alpine Plant (Geum Rossi) Colorado Rocky Mountains
Part of W. Carter Johnson Papers
Alpine plant (Geum Rossi) in the Colorado Rocky Mountains.
Alpine Tundra and Lake near Timberline Colorado Rockies
Part of W. Carter Johnson Papers
Alpine tundra and lake near timberline of the Rocky Mountains in Colorado.
Alpine Tundra Colorado Rocky Mountains
Part of W. Carter Johnson Papers
Alpine tundra in the Rocky Mountains of Colorado.
Part of W. Carter Johnson Papers
Alpine tundra in the Rocky Mountains of Colorado.
Alpine Tundra near Niwot Ridge Colorado Rocky Mountains
Part of W. Carter Johnson Papers
Alpine tundra near Niwot Ridge in the Rocky Mountains of Colorado.
Alpine Tundra Plant (Erysimum nivale) Colorado
Part of W. Carter Johnson Papers
Alpine tundra plant (Erysimum nivale) in Colorado. A match is included to represent scale.
Alpine Tundra Plant (Lloydia cerotina) Colorado Rockies
Part of W. Carter Johnson Papers
Alpine tundra plant (Lloydia serotina) in the Colorado Rockies.
Alpine Tundra Plant Rocky Mountain Colorado
Part of W. Carter Johnson Papers
Alpine tundra plant in the Rocky Mountains of Colorado.
Part of W. Carter Johnson Papers
Alpine vegetation in Colorado.
Alpine Willow Rocky Mountains of Colorado
Part of W. Carter Johnson Papers
Alpine willow in the Rocky Mountains of Colorado. A match is included to represent scale.
Altered Hydrology of the Missouri River
Part of W. Carter Johnson Papers
Part of W. Carter Johnson Papers
Ambrosia trifida in the Missouri River Valley in North Dakota.
Part of W. Carter Johnson Papers
Amel alnifolia, a Saskatoon berry bush.
American Forests - Vol79, No 4
Part of W. Carter Johnson Papers
Part of W. Carter Johnson Papers
Amorpha canescens, also known as Leadplant, at Garrison Reach on the Missouri River in North Dakota.
An analysis of Forest Dynamics in the Northern European Georgia Piedmont
Part of W. Carter Johnson Papers
Ancient Shoreline Marked by Exposed Rocks
Part of W. Carter Johnson Papers
Ancient shoreline marked by exposed rocks in North Dakota.
Part of W. Carter Johnson Papers
Andrews glacier and lake in the Rocky Mountains of Colorado.
Andrews Glacier and Lake Colorado Rocky Mountains
Part of W. Carter Johnson Papers
Andrews glacier and lake in the Rocky Mountains of Colorado.
Andrews Glacier and Valley Rocky Mountains Colorado
Part of W. Carter Johnson Papers
Andrews Glacier and valley in the Rocky Mountains of Colorado.
Andrews Glacier Colorado Rocky Mountains
Part of W. Carter Johnson Papers
Andrews glacier and lake in the Rocky Mountains of Colorado.
Part of W. Carter Johnson Papers
Big bluestem (Andropogon gerardii) at edge of floodplain forest along the Missouri River in North Dakota.
Part of W. Carter Johnson Papers
Andropogon gerardi in western North Dakota.
Part of W. Carter Johnson Papers
Anemone cylindrica at Garrison Reach on the Missouri River in North Dakota.
Part of W. Carter Johnson Papers
Pasque flower (Anemone patens) in North Dakota prairie.
Part of W. Carter Johnson Papers
Pasque flower (Anemone patens) is the South Dakota state flower and the first to flower each spring.
Part of W. Carter Johnson Papers
Pasque flower (Anemone patens) is the South Dakota state flower and the first to flower each spring.
Part of W. Carter Johnson Papers
Pasque flower (Anemone patens) in North Dakota prairie.