New species of Xanthium and Solidago. By Charles Frederick Millspaugh and Earl E. Sherff.

v.4:no.1(1918)

Revision of the genus Coreopsis, by Earl Edward Sherff.

v.11:no.6(1936)

Revision of the North American species of Xanthium, by Charles Frederick Millspaugh and Earl Edward Sherff.

v.4:no.2(1919)

A new genus of Compositae from northwestern Alabama, by Earl Edward Sherff.

v.22:no.6(1940)

A taxonomic revision of the genus Cnemidaria (Cyatheaceae) / Robert G. Stolze.

v. 37(1974)

Ferns and fern allies of Guatemala / Robert G. Stolze.

v.39(1976)

Pteridophyta of Peru. Rolla M. Tryon, Robert G. Stolze ; with the collaboration of John T. Mickel, Robbin C. Moran.

n.s. no.27(1991)

Ferns and fern allies of Guatemala. Robert G. Stolze ; the genus Elaphoglossum by: John T. Mickel ; the genus Thelypteris by: Alan R. Smith.

n.s. no.6(1981)

Pteridophyta of Peru. Rolla M. Tryon, Robert G. Stolze ; with the collaboration of Blanca León.

n.s. no.32(1993)

Pteridophyta of Peru. Rolla M. Tryon, Robert G. Stolze.

n.s. no.22(1989)

Pteridophyta of Peru. Rolla M. Tryon, Robert G. Stolze ; contributed by Alan R. Smith.

n.s. no.29(1992)

Revision of the genus Cosmos, by Earl Edward Sherff...

v.8:no.6(1932)

Pteridophyta of Peru. Rolla M. Tryon, Robert G. Stolze.

n.s. no.20(1989)

Pteridophyta of Peru. Rolla M. Tryon, Robert G. Stolze ; with the collaboration of: R. James Hickey, Benjamin Øllgaard.

n.s. no.34(1994)