The following list consists of historically-important references to Philippine botany. These items were collected and provided to RFRI by the late, great Philippine botanist Mr. Leonard Co. Files are listed alphabetically by author and can be downloaded from this site.
Brown, W. H. (ed.) 1920. Minor Products of Philippine Forests. Department of Agricultural and Natural Resources, Bureau of Forestry. Bulletin No. 22 Manila: Department of Agricultural & Natural Resources, Bureau of Printing.Volume 1, Volume 2, Volume 3,
Merrill, E. D. 1923–1926. An Enumeration of Philippine Flowering Plants. Publication 18 (1–4) Manila: Bureau of Printing. Volume 1, Volume 2, Volume 3, Volume 4,