ABSTRACT: Hypotrachyna neosingularis, Melanelia gomukhensis, Myelochroa macrogalbinica and M. upretii from India are described as new to science. Two additional species of Parmeliaceae are reported for the first time from India.

KEYWORDS: Hypotrachnya neosingularis, Melanelia gomukhensis, Myelochroa macrogalbinica, M. upretii, Parmotrema, Relicinopsis

NOMENCLATURAL NOVELTIES:
Hypotrachyna neosingularis Divakar, Upreti & Elix, p. 355
Melanelia gomukhensis Divakar, Upreti & Elix, p. 356
Myelochroa macrogalbinica Divakar, Upreti & Elix, p. 357
Myelochroa upretii Divakar & Elix, p. 359