1. The use of taxonomy in ecology;Davidson;Ecology,1952
2. Principles of Angiosperm Taxonomy;Davis,1973
3. Differentiation of populations;Ehrlich;Science,1969
4. Marshes of Mississippi;Eleuterius;Castanea,1972
5. Flower morphology and plant types within Juncus roemerianus;Eleuterius;Bull. Mar. Sci.,1974