SI 3.8:12/7
|
Studies of Mexican and Central American plants. |
1 |
SI 3.8:12/8
|
The Allioniaceae of the United States with notes on Mexican species / |
1 |
SI 3.8:12/9
|
Miscellaneous papers / |
1 |
SI 3.8:12/10
|
Miscellaneous papers / |
1 |
SI 3.8:13
|
Studies of tropical American ferns. |
1 |
SI 3.8:13/1
|
Studies of tropical American ferns. |
1 |
SI 3.8:13/2
|
Three new species of Echeveria from southern Mexico / |
1 |
SI 3.8:13/3
|
The grasses of Alaska / |
1 |
SI 3.8:13/4
|
New or noteworthy plants from Colombia and Central America, 2 / |
1 |
SI 3.8:13/5
|
Relationships of the Ivory Palms / |
1 |
SI 3.8:13/6
|
The type localities of plants first described from New Mexico : a bibliography of New Mexican botany / |
1 |
SI 3.8:13/7
|
A preliminary treatment of the genus Castilla / |
1 |
SI 3.8:13/8
|
The genus Talinum in Mexico / |
1 |
SI 3.8:13/9
|
Studies of Mexican and Central American plants. |
1 |
SI 3.8:13/10
|
Miscellaneous papers / |
1 |
SI 3.8:13/11
|
The Allioniaceae of Mexico and Central America / |
1 |
SI 3.8:13/12
|
New or noteworthy plants from Colombia and Central America. |
1 |
SI3.8-13.0
|
Systematic and ecological investigations and bibliography. |
1 |
SI3.8-13.10
|
Miscellaneous papers. |
1 |
SI3.8-13.11
|
Allioniaceae of Mexico and Central America. |
1 |