Eriogonum annuum society of sand, but Yucca baccata, glauca |
United States, New Mexico |
1916-10-10 |
Eriogonum annuum society of sand, Eriog annuum, Gutierrezia |
United States, New Mexico |
1916-10-10 |
Bouteloua gracilis, eriopoda, Yucca |
United States, New Mexico, Mockingbird Gap |
1916-10-10 |
Bouteloua gracilis, eriopoda, Yucca, but looking across valley |
United States, New Mexico, Mockingbird Gap |
1916-10-10 |
Bouteloua eriopoda, Covillea, Yucca, Gutierrezia |
United States, New Mexico, Mockingbird Gap |
1916-10-10 |
Bouteloua eriopoda, Covillea, Yucca, Gutierrezia |
United States, New Mexico, Mockingbird Gap |
1916-10-10 |
Mt. NE of Gap, Veg. |
United States, New Mexico, Mockingbird Gap |
1916-10-10 |
Covillea with composite shrub |
United States, New Mexico |
1916-10-10 |
Yellow composite shrub |
United States, New Mexico |
1916-10-10 |
Sporobolus airoides, Covillea |
United States, New Mexico |
1916-10-10 |
Sporobolus, Covillea, Shrub |
United States, New Mexico |
1916-10-10 |
Malpie, W of Oscuro |
United States, New Mexico |
1916-10-10 |
Rhus trilobata on gypsum hills |
United States, New Mexico |
1916-10-11 |
Rhus trilobata on gypsum hills |
United States, New Mexico |
1916-10-11 |
Artemisia similar to filifolia, Yucca |
United States, New Mexico |
1916-10-11 |
Gypsum hills, Rhus trilobata |
United States, New Mexico |
1916-10-11 |
Gypsum hills, Rhus trilobata |
United States, New Mexico |
1916-10-11 |
Succession on sand |
United States, New Mexico, White Sands |
1916-10-11 |
Succession on sand |
United States, New Mexico, White Sands |
1916-10-11 |
Muhlenbergia pungens as sand binder |
United States, New Mexico, White Sands |
1916-10-11 |
Sand hill SW, Yucca, Artemisia filifolia |
United States, New Mexico |
1916-10-11 |
Aster, Bouteloua, Muhlenbergia, Chrysothamnus |
United States, New Mexico, White Sands |
1916-10-11 |
Aster |
United States, New Mexico, White Sands |
1916-10-11 |
Veg. in sand hills |
United States, New Mexico, White Sands |
1916-10-11 |
Rhus trilobata, Artemisia filifolia-like |
United States, New Mexico, White Sands |
1916-10-11 |
Chrysothamnus, Artemisia, Rhus, Yucca |
United States, New Mexico, White Sands |
1916-10-11 |
General view |
United States, New Mexico, White Sands |
1916-10-11 |
General view, sand |
United States, New Mexico, White Sands |
1916-10-11 |
Succession on Gypsum sand |
United States, New Mexico, White Sands |
1916-10-11 |
Invasion of sand by Muhlenbergia, Andropogon |
United States, New Mexico, White Sands |
1916-10-11 |
Sporobolus airoides, Atriplex canescens |
United States, New Mexico, White Sands |
1916-10-11 |
Sporobolus and Atriplex at edge of sand |
United States, New Mexico, White Sands |
1916-10-11 |
Atriplex canescens, Sporobolus, sand |
United States, New Mexico, White Sands |
1916-10-11 |
General view of flat, sand hills |
United States, New Mexico, Gypsum Hills |
1916-10-11 |
General view of flat, sand hills, with veg. named |
United States, New Mexico, Gypsum Hills |
1916-10-11 |
Andropogon veg., Erigeron |
United States, Maryland |
1917-01-14 |
Beech, Chestnut, Laurel, Oak |
United States, District of Columbia, Rock Creek |
1917-02-25 |
Beech, White oak, Laurel |
United States, District of Columbia, Rock Creek |
1917-02-25 |
Tulip poplar on NW slope |
United States, District of Columbia, Rock Creek |
1917-02-25 |
Beech, Chestnut, White oak |
United States, District of Columbia, Rock Creek |
1917-03-24 |
Pine following Andropogon |
United States, District of Columbia, Rock Creek |
1917-03-24 |
Cladonia, first stage on dis. |
United States, District of Columbia, Rock Creek |
1917-03-24 |
Young Beech Colony |
United States, District of Columbia, Rock Creek |
1917-03-25 |
Oak chestnut and grassland |
United States, District of Columbia |
1917-05-30 |
Oak chestnut and grassland |
United States, District of Columbia |
1917-05-30 |
Beech, Tulip poplar, Oak |
United States, District of Columbia, Rock Creek |
1917-05-30 |
3 brown houses |
United States, Maryland |
1917-05-30 |
3 brown houses |
United States, Maryland |
1917-05-30 |
Pine succession on Andropogon grass |
United States, Maryland |
1917-05-30 |
Pine succession on Andropogon grass |
United States, Maryland |
1917-05-30 |