Submissions from 1988
Histology of the Ovaries and Fat Bodies of Chthonerpeton indistinctum, Rafael O. de Sá and Nibia Berois
Ontogeny of the Cotyledonary Region of Chamaesyce maculata (Euphorbiaceae), W. John Hayden
Submissions from 1987
Anatomy and Affinities of Penthorum, Melanie Lynn Haskins and W. John Hayden
The Identity of the Genus Neowawraea (Euphorbiaceae), W. John Hayden
Submissions from 1986
Spermatogenesis and Histology of the Testes of the Caecilian, Chthonerpeton indistinctum, Rafael O. de Sá and Nibia Berois
Genetic Engineering, W. John Hayden
Submissions from 1985
Morfología y funciones del conducto de Müller de Chthonerpeton indistinctum (Reinhardt y Lutken, 1862) (Amphibia: Gymnophiona) en relación con los mecanismos reproductivos de la especie, Nibia Berois and Rafael O. de Sá
Estructura del ovario de Chthonerpeton indistinctum (Reinhardt y Lutken, 1862) (Amphibia: Gymnophiona) durante la gestación, Rafael O. de Sá and Nibia Berois
Gametogenesis en Chthonerpeton indistinctum (Gymnophiona: Typhlonectidae), Rafael O. de Sá and Nibia Berois
Eryngium prostratum in Central Virginia, W. John Hayden
Submissions from 1984
Curatorial News from the University of Richmond Herbarium, W. John Hayden
University of Richmond Herbarium, W. John Hayden
Wood Anatomy and Relationships of Neowawraea (Euphorbiaceae), W. John Hayden and Dorthe S. Brandt
Systematics and Palynology of Picrodendron Further Evidence for Relationship with the Oldfieldioideae (Euphorbiaceae), W. John Hayden, W. T. Gillis, D. E. Stone, C. R. Broome, and G. L. Webster
Wood Anatomy and Relationships of Betula uber, W. John Hayden and Sheila M. Hayden
Leptodactylus podicipinus (Cope, 1862) y Leptodactylus chaquensis Cei, 1959 (Anura, Leptodactylidae), en el Uruguay, Raúl Vaz-Ferreira, Rafael O. de Sá, Federico Achaval, and Annelise Gebrau
Submissions from 1983
Observaciones sobre la biología de Phyllomedusa iheringi Boulenger, 1885, (Anura, Hylidae), Rafael O. de Sá and Annelise Gerhau
Jamaican Blue-Green Algae Collections of J.C. Strickland, W. John Hayden
Submissions from 1980
Proposal for the Conservation of the Generic Name Picrodendron Grisebach (1859) against Picrodendron Planchon (1846) (Euphorbiaceae), W. John Hayden and James L. Reveal
Submissions from 1977
Comparative Anatomy and Systematics of Picrodendron, Genus Incertae Sedis, W. John Hayden