Genetic relationships in hibiscus sect. Furcaria Margaret Y. MenzelF. D. Wilson OriginalPaper Pages: 91 - 125
The relationship of renanthera storiei and trichoglottis fasciata H. KamemotoM. Tara OriginalPaper Pages: 126 - 129
The significance of the leaf epidermis in the taxonomy of the combretaceae III. The genus combretum in America Clive A. Stace OriginalPaper Pages: 130 - 143
The status of lepista—a new section of clitocybe Howard E. BigelowAlexander H. Smith OriginalPaper Pages: 144 - 177
A new natural hybrid in the appalachian asplenium complex and its taxonomic significance W. H. WagnerFlorence S. Wagner OriginalPaper Pages: 178 - 186
A new American species of schismatoglottis (araceae) George S. BuntingJulian A. Steyermark OriginalPaper Pages: 187 - 190
Sessilanthera, a new genus of American iridaceae Elwood MolseedRobert William Cruden OriginalPaper Pages: 191 - 193
Notice—Bogor botanical garden flower transparencies available Richard M. Straw OriginalPaper Pages: 194 - 194