Annals of the Royal Botanic Gardens, Peradeniya - Royal Botanical Gardens, Peradeniya. (Skien, 1907)

Der Einfluss des Klimas auf den Bau der Pflanzengewebe. Anatomisch-physiologische Untersuchungen in den Tropen - Holtermann, Carl (W. Engelmann, 1907)

The flora of British India - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve, 1882)

The flora of British India - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve, 1882)

A hand-book to the flora of Ceylon : containing descriptions of all the species of flowering plants indigenous to the island, and notes on their history, distribution, and uses : with an atlas of plates illustrating some of the more interesting species - Hooker, Joseph Dalton, 1817 -1911 (Dulau, 1893)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCXXVI usque ad finem anni MDCCCCXXX complectens Supplementum octavum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Das Pflanzenreich :regni vegetablilis conspectus - Engler, Adolf, 1844 -1930 (W. Engelmann, 1901)

Das Pflanzenreich :regni vegetablilis conspectus - Engler, Adolf, 1844 -1930 (W. Engelmann, 1901)