A Taxonomic Revision of Rhododendron L. Section Pentanthera G
A TAXONOMIC REVISION OF RHODODENDRON L. SECTION PENTANTHERA G. DON (ERICACEAE) BY KATHLEEN ANNE KRON A DISSERTATION PRESENTED TO THE GRADUATE SCHOOL OF THE UNIVERSITY OF FLORIDA IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR THE DEGREE OF DOCTOR OF PHILOSOPHY UNIVERSITY OF FLORIDA 1987 , ACKNOWLEDGMENTS I gratefully acknowledge the supervision and encouragement given to me by Dr. Walter S. Judd. I thoroughly enjoyed my work under his direction. I would also like to thank the members of my advisory committee, Dr. Bijan Dehgan, Dr. Dana G. Griffin, III, Dr. James W. Kimbrough, Dr. Jonathon Reiskind, Dr. William Louis Stern, and Dr. Norris H. Williams for their critical comments and suggestions. The National Science Foundation generously supported this project in the form of a Doctoral Dissertation Improvement Grant;* field work in 1985 was supported by a grant from the Highlands Biological Station, Highlands, North Carolina. I thank the curators of the following herbaria for the loan of their material: A, AUA, BHA, DUKE, E, FSU, GA, GH, ISTE, JEPS , KW, KY, LAF, LE NCSC, NCU, NLU NO, OSC, PE, PH, LSU , M, MAK, MOAR, NA, , RSA/POM, SMU, SZ, TENN, TEX, TI, UARK, UC, UNA, USF, VDB, VPI, W, WA, WVA. My appreciation also is offered to the illustrators, Gerald Masters, Elizabeth Hall, Rosa Lee, Lisa Modola, and Virginia Tomat. I thank Dr. R. Howard * BSR-8601236 ii Berg for the scanning electron micrographs. Mr. Bart Schutzman graciously made available his computer program to plot the results of the principal components analyses. The herbarium staff, especially Mr. Kent D. Perkins, was always helpful and their service is greatly appreciated.
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