Leo J. Hickey

Clasificacion de la Arquitectura ...

Clasificacion de la Arquitectura de las Hojas de Dicotiledoneas

Year unknown

Cretaceous and Tertiary stratigra...

Cretaceous and Tertiary stratigraphy, paleontology, and structure, southwestern Maryland and northeastern Virginia

Year unknown Norman O. Frederiksen, Kathleen Krafft, Leo J. Hickey, and Lauck W. Ward

Flowering plant origin, evolution & phylogeny

Year unknown

Flowering plant origin, evolution & phylogeny

Year unknown

Leaf Architecture of the Angiosperms

Leaf Architecture of the Angiosperms

Year unknown Leo J. Hickey and David W. Taylor

Stratigraphy and palaeobotany of ...

Stratigraphy and palaeobotany of the Golden Valley formation (early Tertiary) of Western North Dakota

Year unknown

Stratigraphy and paleobotany of t...

Stratigraphy and paleobotany of the Golden Valley Formation (Early Tertiary) of western North Dakota

Year unknown

The forest primeval

The forest primeval

Year unknown