1. Philippine ferns collected by R. S. Williams

   • Edwin Bingham Copeland

   OriginalPaper Pages: 67 - 70

2. Sarawak ferns collected by J. and M. S. Clemens

   • Edwin Bingham Copeland

   OriginalPaper Pages: 71 - 78

3. Taxonomic notes on the flora of the prairies and plains of Central North America

   • P. A. Rydberg

   OriginalPaper Pages: 79 - 104

4. Additions to our knowledge of the orchid flora of Borneo

   • J. J. Smith

   OriginalPaper Pages: 105 - 111