SI3.8-18.7
|
Grasses of West Indies. |
1 |
SI3.8-18.8
|
Systematic investigations of tropical American plants. |
1 |
SI 3.8:19
|
Flora of New Mexico / |
1 |
SI3.8-19
|
Flora of New Mexico. |
1 |
SI 3.8:20
|
The American species of Canavalia and Wenderothia / |
1 |
SI 3.8:20/1
|
The Mexican and Central American species of Ficus / |
1 |
SI 3.8:20/2
|
The middle American species of Lonchocarpus / |
1 |
SI 3.8:20/3
|
New or noteworthy plants from Colombia and Central America. |
1 |
SI 3.8:20/4
|
The North American species of Aquilegia / |
1 |
SI 3.8:20/5
|
The allies of Selaginella rupestris in the southeastern United States / |
1 |
SI 3.8:20/6
|
Studies of tropical American phanerogams. |
1 |
SI 3.8:20/7
|
The genus Homalium in America : New South American spermatophytes collected by H.M. Curran / |
1 |
SI 3.8:20/8
|
The North American species of Asterella / |
1 |
SI 3.8:20/9
|
Scrophulariaceae of the central Rocky Mountain states / |
1 |
SI 3.8:20/10
|
Revisions of the genera Acanthospermum, Flourensia, Oyedaea, and Tithonia / |
1 |
SI 3.8:20/11
|
The identification of Berberis aquifolium and Berberis repens / |
1 |
SI 3.8:20/12
|
New or noteworthy plants from Colombia and Central America. |
1 |
SI 3.8:20/13
|
Revision of the American species of Rinorea : New plants from Venezuela. Hemibaccharis, a new genus of Baccharidinae / |
1 |
SI 3.8:20/14
|
The American species of Canavalia and Wenderothia / |
1 |
SI3.8-20.0
|
Systematic studies of American plants. |
1 |