1918
Grass area, February 13, 1918
Grassland, looking to the bottom of valley, February 13, 1918
Bouteloua, Erigonium, February 13, 1918
Bouteloua, Erigonium, but Heteropogon and Mesquite, February 13, 1918
Oak and grassland, February 15, 1918
Panorama, 4500 ft. Great Hilaria cinchroides, oak, juniper, bear grass, mountains, rolling hills, February 15, 1918
Panorama, 4500 ft. Great Hilaria cinchroides, oak, juniper, bear grass, mountains, rolling hills, February 15, 1918
Bouteloua hirsuta, racemosa, bromoides, February 15, 1918
Bouteloua hirsuta, racemosa, bromoides, February 15, 1918
Oak and grassland, February 15, 1918
Pantano River, Sporobolus wrightii, February 16, 1918
Pantano River, Sporobolus wrightii, Mts. behind, February 16, 1918
Opuntia spinosior, Isocoma, February 16, 1918
Opuntia spinosior, Isocoma, Parkinsonia mesquite, February 16, 1918
Sporobolus wrightii, February 16, 1918
Grassland, hills, Hilaria, Bouteloua, February 16, 1918
Sporobolus, Juglans major, mesquite, February 16, 1918
Burned Sporobolus, mesquite, February 16, 1918
Bouteloua gracilis, Aristida, mesquite, February 16, 1918
Across the Pantano to Mts., February 16, 1918
Eriogonum fasciculatum, Lotus, July 21, 1918
Eriogonum fasciculatum, Lotus, July 21, 1918
Eriogonum fasciculatum, Lotus, towards Mts., July 21, 1918
Atriplex polucarpa, Alkali grass flat, July 21, 1918
Atriplex hymenelytra, July 21, 1918
Atriplex hymenelytra, Covillea, Salt grass, July 21, 1918
Hilaria rigida, Covillea, July 21, 1918
Hilaria rigida, Covillea, July 21, 1918
Hilaria rigida, Covillea, July 21, 1918
Yucca baccata, mesquite, Bouteloua, July 23, 1918
Yucca baccata, more mesquite, Bouteloua, July 23, 1918
Yucca baccata, mesquite, Bouteloua, July 23, 1918
Grassland above Hackberry, July 23, 1918
Bouteloua gracilis, Atriplex canescens, Cedar hi [sic], July 24, 1918
Grassland above Hackberry, July 24, 1918
Grassland above Hackberry, July 24, 1918
Grassland above Hackberry, July 24, 1918
Pure grama, junper-pinion, July 24, 1918
Pure grama grass, July 24, 1918
Grand Canyon, July 24, 1918
Grand View, July 24, 1918
Bouteloua, Eriopoda, meadow and hill, July 25, 1918
Bouteloua, Eriopoda, meadow, Mrs., Mrs., Shantz, etc., July 25, 1918
Camp near Little Colorado, shad, July 25, 1918
Antennaria, Bouteloua gracilis, Oak, July 25, 1918
Antennaria, Grama, Yellow Pine, July 25, 1918
Antennaria, Grama, Yellow Pine, July 25, 1918
Cliff dweller ruins, veg. on, July 25, 1918
Cliff dweller ruins, veg. on, July 25, 1918
Bouteloua, Eriopoda, meadow, July 25, 1918
Bouteloua, Eriopoda, meadow, July 25, 1918
Rabbit brush, Bouteloua gracilis, Juniper-Pinion, July 27, 1918
Rabbit brush, Bouteloua gracilis, Juniper-Pinion, July 27, 1918
Pinion, Juniper, Bouteloua gracilis, July 30, 1918
Pinion, Juniper, Bouteloua gracilis, July 30, 1918
Grama, Hilaria, July 31, 1918
Grama, Hilaria, Hilaria jamesii, July 31, 1918
Grama, Hilaria, July 31, 1918
Selaginella, grama, Artemisia frigida, more Artemisia frigida, August 7, 1918
Selaginella, grama, Artemisia frigida, August 7, 1918
Crossing Missouri River, August 8, 1918
Pure Artemisia frigida, August 8, 1918
Pure Artemisia frigida, August 8, 1918
Grama, Andropogon, Plantago, August 9, 1918
Yellow Pine, August 9, 1918
Yellow Pine, August 9, 1918
Slick spots on prairie, August 9, 1918
Slick spots on prairie, August 9, 1918
Breaks of Musselshell, Panorama, yellow pine, grassland, shale hills, little sage, August 10, 1918
Breaks of Musselshell, Panorama, yellow pine, grassland, shale hills, little sage, August 10, 1918
Breaks of Musselshell, Panorama, yellow pine, grassland, shale hills, little sage, August 10, 1918
Yellow pine, grama, Calamovilfa, August 10, 1918
Breaks of Musselshell, Panorama, yellow pine, grassland, shale hills, little sage, August 10, 1918
Panorama, 8 mi. S, showing sage, bunch grass, grama, wheat grass, yellow pine and cottonwood, August 10, 1918
Panorama, 8 mi. S, showing sage, bunch grass, grama, wheat grass, yellow pine and cottonwood, August 10, 1918
Panorama, 8 mi. S, showing sage, bunch grass, grama, wheat grass, yellow pine and cottonwood, August 10, 1918
Veg. of big fan, between Roy and Lewistown, August 11, 1918
Veg. of big fan, between Roy and Lewistown, August 11, 1918