1916 (October)
Valley of Covillea, October 2, 1916
Mesquite, October 2, 1916
Covillea, Valley, Mts., October 2, 1916
Beyond East of Plantano, October 2, 1916
Grass, October 2, 1916
Tree, yucca, grasses, October 2, 1916
Mass of wires, October 2, 1916
Mass of wires, October 2, 1916
Mass of wires, but opposite side of rd., October 2, 1916
Menzora, grass, October 2, 1916
Below Menzora, grass, October 2, 1916
East, Sporobolus airoides, October 2, 1916
Grass, flat, October 2, 1916
Alkali flat, October 2, 1916
Below Mts., lake in back, October 2, 1916
Mesquite, October 2, 1916
Fence, Gutierrezia, cattle, grass, October 2, 1916
Fence, Gutierrezia, cattle, grass, yucca, October 2, 1916
Bottom of valley, red play soil, Sporobolus, Shad, Atriplex, October 4, 1916
Bottom of valley, red play soil, Sporobolus, Shad, Atriplex, Suaeda Moquinii, October 4, 1916
Sporobolus airoides, Atriplex canescens, October 4, 1916
Bottom of valley, red clay soil, October 4, 1916
Bouteloua, Yucca, Mesquite, October 5, 1916
Bouteloua gracilis, Yucca, October 5, 1916
Spruce, Opulaster, Solidago, October 5, 1916
Douglas spruce, Usnea, October 5, 1916
Aspen, Douglas spruce, October 5, 1916
Logged off land, oak chaparrel, October 5, 1916
Logged off land, oak chaparrel, Lava, 8842 ft. high, October 5, 1916
Covillea, Mesquite, Lycium, October 6, 1916
Sporobolus, rabbit eaten, October 6, 1916
Sporobolus airoides, rocky soil, October 6, 1916
Covillea, Sporobolus, Mesquite, October 6 ,1916
Covillea, Sporobolus, Mesquite, October 6 ,1916
Sporobolus, Covillea, Prosopis, October 6, 1916
Muhlenbergia porteri, Sporobolus airoides, October 6, 1916
More general view, Sporobolus airoides, rocky soil, October 6, 1916
Sporobolus, Covillea, Boring 29, October 6, 1916
Boring 30, Sporobolus, Atriplex canescens, October 6, 1916
Alternations of Sporobolus, Covillea, October 6, 1916
Boring 31, Sporobolus, Scleropogon, October 6, 1916
Boring 30, Sporobolus, Scleropogon, October 6, 1916
Gutierrezia, Covillea, Mesquite, October 6, 1916
Sand area, Atriplex canescens, October 6, 1916
Boring 32, Erotia, Bouteloua, Heavily sheepewd land, October 6, 1916
Boring 33, Yucca, Bouteloua, October 7, 1916
Detail of yucca, October 7, 1916
Juniper, Bouteloua gracilis, October 7, 1916
Sporobolus, Bouteloua gracilis, October 7, 1916
Juniper on grass floor, October 7, 1916
Yucca, Gutierrezia, Hilaria, October 7, 1916
Juniper, Gutierrezia, lava, October 7, 1916
Gutierrezia, Bouteloua hirsuta, October 7, 1916
Juniper, Gutierrezia, lava, Juniper, view North, October 7, 1916
Bor. 34, Sporobolus airoides, October 7, 1916
Muhlenbergia porteri, Sporobolus, October 7, 1916
Method of extracting soil tube, October 7, 1916
Method of extracting soil tube, October 7, 1916
Pure Sporobolus airoides, October 7, 1916
Andropogon scoparius, Andropogon hallii, October 7, 1916
Andropogon scoparius, Andropogon hallii, October 7, 1916
Andropogon scoparius, Andropogon hallii, October 7, 1916
Andropogon scoparius, Andropogon hallii, October 7, 1916
Bor. 38, Pure grass cover, grass, grama, October 8, 1916
Veg. typical of high plains, October 8, 1916
Old Spanish Church, 300 yrs. Old, October 8, 1916
Bouteloua gracilis, Muhlenbergia, October 8, 1916
Bor. 35, Bouteloua gracilis, Muhlenbergia, sub-soil wet, October 8, 1916
Bor. 36, Distichlis spicata, pure, October 8, 1916
Bor. 37, Mixed vegetation, October 8, 1916
Bor. 38, Pure grass cover, October 8, 1916
Scleropogon brevifolius, October 9, 1916
Covillea on gravel conglomerate, October 9, 1916
On hill showing Covillea, Scleropogon, October 9, 1916
Hilaria, Aristida, Euphorbia, October 9, 1916
Hilaria, Aristida, Euphorbia, but not grazed, October 9, 1916
Pure Parosela, grass occas, October 9, 1916
Pure Parosela, grass occas., background across river, October 9, 1916
Bouteloua, Yucca, Gutierrezia, October 9, 1916
Bouteloua, Yucca, Gutierrezia, October 9, 1916
Northern limit of Covillea, October 9, 1916
Covillea, Bouteloua eripoda, gracilis, October 10, 1916
Covillea flats from hill, October 10, 1916
Covillea flats from hill, October 10, 1916
Sporocolus airoides pure, October 10, 1916
Eriogonum annuum society of sand, October 10, 1916
Eriogonum annuum society of sand, but Yucca baccata, glauca, October 10, 1916
Eriogonum annuum society of sand, Eriog annuum, Gutierrezia, October 10, 1916
Bouteloua gracilis, eriopoda, Yucca, October 10, 1916
Bouteloua gracilis, eriopoda, Yucca, but looking across valley, October 10, 1916
Bouteloua eroppoda, Covillea, Yucca, Gutierrezia, October 10, 1916
Bouteloua eroppoda, Covillea, Yucca, Gutierrezia, October 10, 1916
Mt. NE of Gap, Veg., October 10, 1916
Covillea with composite shrub, October 10, 1916
Yellow composite shrub, October 10, 1916
Sporibolus airoides, Covillea, October 10, 1916
Sporobolus, Covillea, Shrub, October 10, 1916
Malpie, W of Oscuro, October 10, 1916
Detail of veg. on lava - photo taken after dark, October 10, 1916
Detail of veg. on lava - photo taken after dark, October 10, 1916
Rhus trilobata on gypsum hills, October 11, 1916
Rhus trilobata on gypsum hills, October 11, 1916
Artemisia similar to filifolia, Yucca, October 11, 1916
Gypsum hills, Rhus trilobata, October 11, 1916
Gypsum hills, Rhus trilobata, October 11, 1916
Succession on sand, October 11, 1916
Succession on sand, October 11, 1916
Muhlenbergia pungens as sand binder, October 11, 1916
Sand hill SW, Yucca, Artemisia filifolia, October 11, 1916
Aster, Bouteloua, Muhlenbergia, Chrysothamnus, October 11, 1916
Aster, October 11, 1916
Veg. in sand hills, October 11, 1916
Rhus trilobata, Artemisia filifolia-like, October 11, 1916
Chrysothamnus, Artemisia, Rhus, Yucca, October 11, 1916
General view, October 11, 1916
General view, sand, October 11, 1916
Succession on Gypsum sand, October 11, 1916
Invasion of sand by Muhlenbergia Andropogon, October 11, 1916
Sporobolus airoides, Atriplex canescens, October 11, 1916
Sporobolus and Atriplex at edge of sand, October 11, 1916
Atriplex canescens, Sporobolus, sand, October 11, 1916
General view of flat, sand hills, October 11, 1916
General view of flat, sand hills, with veg. named, October 11, 1916