There were 3 illustrations found for S.D. Biju
Lepistemon verdcourtii P. Mathew & S.D. BijuKew Bull., vol. 46 : p. 561, fig. 1 (1991) [S.D. Biju]
Oldenlandia umbellata L.Kew Bull., vol. 48 : p. 394, fig. 1A-G (1993) [S.D. Biju]
Oldenlandia umbellata L.Kew Bull., vol. 48 : p. 394, fig. 1H-N (1993) [S.D. Biju]