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Janet Johnson stand next to the largest green ash tree sampled in W. Carter Johnson's research at #26 in the Garrison Reach of the Missouri River in North Dakota.

Large ash tree

Janet Johnson stand next to the largest green ash tree sampled in W. Carter Johnson's research at #26 in the Garrison Reach of the Missouri River in North Dakota.

Mixed grass prairie dominated by needle-and-thread grass (Stipa comata) in the Missouri River Valley near Bismarck, North Dakota.

Stipa comata

Mixed grass prairie dominated by needle-and-thread grass (Stipa comata) in the Missouri River Valley near Bismarck, North Dakota.

Indian breadroot (Psoralea esculenta) in western North Dakota. This plant was an important starch food plant for Native Americana

Psoralea esculenta

Indian breadroot (Psoralea esculenta) in western North Dakota. This plant was an important starch food plant for Native Americana

W. Carter Johnson photographed this Celastrus scandens while conducting research in the Garrison Reach of the Missouri River in North Dakota.

Celastrus scandens

W. Carter Johnson photographed this Celastrus scandens while conducting research in the Garrison Reach of the Missouri River in North Dakota.

W. Carter Johnson photographed this Yucca glauca in Wyoming enroute to mountain courses in Colorado.

Yucca glauca

W. Carter Johnson photographed this Yucca glauca in Wyoming enroute to mountain courses in Colorado.

W. Carter Johnson photographed this Lupinus in Wyoming enroute to mountain courses in Colorado.

Lupinus

W. Carter Johnson photographed this Lupinus in Wyoming enroute to mountain courses in Colorado.

W. Carter Johnson photographed this Argemone in Wyoming enroute to mountain courses in Colorado.

Argemone

W. Carter Johnson photographed this Argemone in Wyoming enroute to mountain courses in Colorado.

Beaver dam in woody draw Cross Ranch in North Dakota. Photograph was taken before The Nature Conservancy purchase of the former Gaines Ranch.

Beaver dam

Beaver dam in woody draw Cross Ranch in North Dakota. Photograph was taken before The Nature Conservancy purchase of the former Gaines Ranch.

Cottonwood tree is 19.5 feet tall. In 2008 it was discovered that this tree and most other extremely large and old cottonwoods in this stand had died and fallen to the ground. This tree may have been present when Lewis and Clark passed by in the early 1800's. W. Carter Johnson's wife, Janet, is next to tree.

Large Cottonwood tree

Cottonwood tree is 19.5 feet tall. In 2008 it was discovered that this tree and most other extremely large and old cottonwoods in this stand had died and fallen to the ground. This tree may have been present when Lewis and Clark passed by in the early 1800's. W. Carter Johnson's wife, Janet, is next to tree.

W. Carter Johnson photographed this Missouri grape fern during his research. It is found in the rich, late successional forests along the Missouri River.

Missouri grape fern

W. Carter Johnson photographed this Missouri grape fern during his research. It is found in the rich, late successional forests along the Missouri River.

W. Carter Johnson photographed this Missouri grape fern during his research. It is found in the rich, late successional forests along the Missouri River.

Missouri grape fern

W. Carter Johnson photographed this Missouri grape fern during his research. It is found in the rich, late successional forests along the Missouri River.

Results 1 to 100 of 1936