Re-examination of triletes superbus, T. Rotatus, and T. Mamillarius of bartlett Chester A. Arnold OriginalPaper Pages: 245 - 252
The systematic position of Cryptocentrum (orchidaceae) Robert L. Dressler OriginalPaper Pages: 266 - 270
The rust fungi of Muhlenbergia, Sporobolus, and related genera George B. CumminsH. C. Greene OriginalPaper Pages: 271 - 285
A new hybrid showing homology between Asplenium ebenoides and A. Pinnatifidum W. H. WagnerKathryn E. Boydston OriginalPaper Pages: 286 - 289
New evidence on the hybrid nature of Asplenium kentuckiense Dale M. SmithTruman R. BryantDonald E. Tate OriginalPaper Pages: 289 - 292
Ploidal level and stomatal size in the American hickories Donald E. Stone OriginalPaper Pages: 293 - 302