A.D.E. Elmer's field notes : entries 20003-22694 - Elmer, A. D. E. (Adolph Daniel Edward), 1870 -1942 (1921)

Annales botanices systematicae - Walpers, Wilhelm Gerhard, 1816 -1853 (Sumtibus F. Hofmeister, 1848)

Annales botanices systematicae - Walpers, Wilhelm Gerhard, 1816 -1853 (Sumtibus F. Hofmeister, 1848)

Australian Orchid Review - Orchid Society of New South Wales. (Orchid Society of New South Wales, 2007)

Australian Orchid Review - Orchid Society of New South Wales. (Orchid Society of New South Wales, 2013)

Botanical publications of E.D. Merrill - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (1899)

Botanical publications of E.D. Merrill - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (1899)

An enumeration of Philippine flowering plants - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Bureau of Printing, 1922)

An enumeration of Philippine flowering plants - Merrill, Elmer D. (Elmer Drew), 1876 -1956 (Bureau of Printing, 1922)

Flora van Nederlandsch Indie¨ - Miquel, Friedrich Anton Wilhelm 1811 -1871 (C. G. van der Post; [etc.], 1855)

Journal of the Straits Branch of the Royal Asiatic Society - Royal Asiatic Society of Great Britain; Ireland. Malaysian Branch. (1909)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1920)

Orchidaceae: illustrations and studies of the family Orchidaceae - Ames, Oakes, 1874 -1950 (Houghton, Mifflin, 1915)

Orchidaceae: illustrations and studies of the family Orchidaceae - Ames, Oakes, 1874 -1950 (Houghton, Mifflin, 1920)

Orchidophile; journal des amateurs d'orchideés - Godefroy-Lebeuf, A. (Alexandre), 1844 -1903 (1891)

Das Pflanzenreich :regni vegetablilis conspectus - Engler, Adolf, 1844 -1930 (W. Engelmann, 1907)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1909)

The Philippine journal of science - Philippines. National Science Development Board. (Bureau of Science, 1909)

Repertorium specierum novarum regni vegetabilis (Selbstverlag des Herausgebers, 1910)