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Submissions from 1988

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Histology of the Ovaries and Fat Bodies of Chthonerpeton indistinctum, Rafael O. de Sá and Nibia Berois

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Ontogeny of the Cotyledonary Region of Chamaesyce maculata (Euphorbiaceae), W. John Hayden

Submissions from 1987

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Anatomy and Affinities of Penthorum, Melanie Lynn Haskins and W. John Hayden

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The Identity of the Genus Neowawraea (Euphorbiaceae), W. John Hayden

Submissions from 1986

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Spermatogenesis and Histology of the Testes of the Caecilian, Chthonerpeton indistinctum, Rafael O. de Sá and Nibia Berois

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Genetic Engineering, W. John Hayden

Submissions from 1985

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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

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Estructura del ovario de Chthonerpeton indistinctum (Reinhardt y Lutken, 1862) (Amphibia: Gymnophiona) durante la gestación, Rafael O. de Sá and Nibia Berois

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Gametogenesis en Chthonerpeton indistinctum (Gymnophiona: Typhlonectidae), Rafael O. de Sá and Nibia Berois

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Eryngium prostratum in Central Virginia, W. John Hayden

Submissions from 1984

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Curatorial News from the University of Richmond Herbarium, W. John Hayden

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University of Richmond Herbarium, W. John Hayden

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Wood Anatomy and Relationships of Neowawraea (Euphorbiaceae), W. John Hayden and Dorthe S. Brandt

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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

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Wood Anatomy and Relationships of Betula uber, W. John Hayden and Sheila M. Hayden

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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

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Observaciones sobre la biología de Phyllomedusa iheringi Boulenger, 1885, (Anura, Hylidae), Rafael O. de Sá and Annelise Gerhau

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Jamaican Blue-Green Algae Collections of J.C. Strickland, W. John Hayden

Submissions from 1980

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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

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Comparative Anatomy and Systematics of Picrodendron, Genus Incertae Sedis, W. John Hayden