E.  De Wildeman, ?Additions à la Flore du Congo?, Bulletin du Jardin botanique de l?État à Bruxelles, vol. 3, 1913.

W. E.  Safford, ?Raimondia, a new genus of Annonaceae from Colombia?, Contributions from the United States National HerbariumContributions from the United States National Herbarium, vol. 16, pp. 217-219; pl. 52-53, 1913.

W. E.  Safford, ?Chelonocarpus, a new section of the genus Annona, with descriptions of Annona scleroderma and Annona testudinea?, Journal of the Washington Academy of SciencesJournal of the Washington Academy of Sciences, vol. 3, pp. 103-109, 1913.

W. E.  Safford, ?Annona sericea and its allies?, Contributions from the United States National HerbariumContributions from the United States National Herbarium, vol. 16, pp. 263-276; pl. 85-99, 1913.

W. E.  Safford, ?Pseudannona, a new genus of Annonaceae from the Mascarene Islands; together with notes on Artabotrys uncinatus and its synonymy?, Journal of the Washington Academy of SciencesJournal of the Washington Academy of Sciences, vol. 3, pp. 16-19, 1913.

H. N.  Ridley, ?Contributions to a flora of Borneo?, Sarawak Museum JournalSarawak Museum Journal, vol. 1, pp. 73-98, 1913.

H. N.  Ridley, ?An expedition to Mount Menuang Gasing, Selangor?, Journal of the Linnean Society. BotanyJournal of the Linnean Society. Botany, vol. 41, pp. 287-288, 1913.

E. D.  Merrill, ?Plantae wenzelianae?, Philippine Journal of Science. Section C, BotanyPhilippine Journal of Science. Section C, Botany, vol. 8, pp. 371-372, 1913.

A. D. E.  Elmer, ?New Anonaceae?, Leaflets of Philippine BotanyLeaflets of Philippine Botany, vol. 5, pp. 1705-1750, 1913.

W. G.  Craib, ?Contributions to the flora of Siam. Additamenta III?, Bulletin of Miscellaneous InformationBulletin of Miscellaneous Information, vol. 1913, pp. 65-66, 1913.

W. G.  Craib, ?Plantae Meeboldianae novae?, Repertorium Specierum Novarum Regni VegetabilisRepertorium specierum novarum regni vegetabilis, vol. 12, pp. 391-392, 1913.

N. L.  Britton and Brown, A., An illustrated flora of the Northern United States, ed. 2. New York: Charles Scribner's Sons, 1913.

I.  Boldingh, Flora voor de Nederlandsch West Indische Eilanden. Amsterdam [Dutch]: J.H. de Bussy, 1913.