Index to Plant Chromosome Numbers.
International Botanical Congress, Saint Louis (XVI), Proceedings
In English. 52 figures of illustrations, maps.
Proceedings of the workshop 4-7 May 1988, Alexandria, VA. Discussion of how information on characteristics, distribution, and relationships of plants is or could be used in disciplines ranging from agronomy to zoology.
A facsimile of the Orchidaceae, Flora of Panama, which originally appeared in four separate issues of the Annals of the Missouri Botanical Garden from 1946 to 1949. Contains an updated checklist, about 800 species, by R. L. Dressler.
