Abstract
The genus Smithsonia Saldanha (1974: 73) belongs to family Orchidaceae, subfamily Epidendroideae, tribe Vandeae, subtribe Aeridinae and is endemic to Western Ghats of India (Kumar et al. 2001, Irwin & Narasimhan 2011). The genus comprises three species, viz. S. straminea C.J.Saldanha (1974: 73), S. maculata (Dalzell) (1851: 282) C.J.Saldanha (1974: 74) and S. viridiflora (Lindl.) (1858: 38) C.J.Saldanha (1974: 75).