| Flickering Fortunes in Changing Ceylon of Mid 20th Century | Lakshman | Ratnapala | 2015 | General |
| Flora Of Ceylon, A Revised Handbook To The - Vol 1, Part 2 | M.D. | Dassanayake | 1977 | General |
| Flora of Ceylon - Revised Handbook - Vol 1 | M.D. | Dassanayake | 1980 | General |
| Flora of Ceylon - Revised Handbook - Vol 3 | M.D. | Dassanayake | 1981 | General |
| Flora of Ceylon - Revised Handbook - Vol 4 | M.D. | Dassanayake | 1983 | General |
| Flora of Ceylon - Revised Handbook - Vol 5 | M.D. | Dassanayake | 1985 | General |
| Flora of Ceylon - Revised Handbook - Vol 6 | M.D. | Dassanayake | 1987 | General |
| Flora of Ceylon - Revised Handbook - Vol 7 | M.D. | Dassanayake | 1991 | General |
| Flora of Ceylon, A Revised Handbook To The - Vol 1, Part 1 | B.A. | Abeywickrama | 1973 | General |
| Flora of Ceylon, Vol 8, A Revised Handbook to the | M. D. | Dassanayake | 1994 | General |
| Floral Structures of Some Selected Tropical Plants | R.N. | de Fonseka | 1984 | General |
| Flower Boy, The | Karen | Roberts | 1999 | Literature |
| Flowering Plants & Ferns Of Ceylon, A Revised Catalogue To The, No 2 | J.C. | Willis | 1911 | General |
| Flowering Plants Commonly Encountered in Sri Lankan Habitats | Sriyanie | Miththapala | 2011 | General |
| Flowering Plants Of Ceylon, The | D.C. | Gunawardena | 1968 | General |
| Flowers of Sri Lanka | S.R. | Kottegoda | 1994 | General |
| Folk - Songs of Ceylon | Devar | Surya Sena | N/A | General |
| Folk Drama of Ceylon, The | E.R. | Sarachcandra | 1966 | General |
| Folk Stories of Sri Lanka | George | Keyt | 1974 | Literature |
| Folk Tales of Sri Lanka | Manel | Ratnatunga | 1979 | General |
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