3919002 134368 Begonia isoptera Dryand. ex Sm. BULK_2: , fig. 3.10 () [E. Irmscher]
294672 2 134368 Begonia isoptera Dryand. ex Sm. [134368-134368-134368] J.E. Smith, Pl. Icon. Ined., vol. 2 : t. 43 (1789-1791)
 
2329632 943670 Shorea isoptera P.S.Ashton Fl. Males., vol. 9 : p. 468, fig. 85 (1979-1983) [R. van Crevel]
 
2329642 943670 Shorea isoptera P.S.Ashton Fl. Males., vol. 9 : p. 469, fig. 86 (1979-1983) [J.H. van Os]
292683 2 134368 Begonia isoptera Dryand. ex Sm. [134368-134368-134368] C.G.G.J. van Steenis, A. Hamzah, M. Toha, Mount. Fl. Java, ed. 2: t. 6, fig. 1 (2006)