John J. Pipoly III, 1986-1987
T. Hollowell, V.A. Funk, C.L. Kelloff & G. Gharbarran. 2000.
Biological Diversity of the Guianas Program, Department of Botany
National Museum of Natural History, Smithsonian Institution

Lynn J. Gillespie, 1989-1991
T. Hollowell, L.J. Gillespie, V.A. Funk, and C.L. Kelloff. 2003.
Contributions from the United States National Herbarium
Volume 44: 1 - 104

Tim McDowell, 1990-1991
T. Hollowell, T. McDowell, V.A. Funk, C.L. Kelloff and D. Gopaul. 2004.
Contributions from the United States National Herbarium
Volume 50: 1 - 150

B. Hoffman, 1991-1993
Expected in 2007

T. Henkel
Expected in 2007

H.D. Clarke
Expected in 2007