Browse Items (9328 total)
Sort by:
Root and leaf
An up-close photograph of manihot root and leaf.
Roosevelt Dam visit, 1981
Roosevelt Dam visit. Salt River project. Dam safety briefing. 1981.
Roosevelt Dam visit, 1981
Roosevelt Dam visit. Salt River project. Dam safety briefing. 1981.
Rolling hilly country and grassland
A photograph of rolling hilly country and grassland.
Rocky, red soil and grass
Rocky red soil to 6 ft., roots penetrate - shadow crossed at about 3 ft. Old trench. [Shantz travel journal, Mar. 27, 1920]
Rocks, grass and trees
A photograph of rocks in foreground with grass and other plants around them. There is landolphia on the left and the grass is possibly andropogon sorghum. In the far background, there are tree covered hills.
