Nidhan ji thank you for sharing such a beautiful
Tricarpelema J. K. Morton and your guess is right, this is Commelinaceae member.
Exactly could not say the species, because this genus having great diversity in NE India,.
Total 8 species, only 1 species was found in Africa while remaining 8 are distributed through NE India to the Philippines and Borneo.
Thank you once again for adding one more genus in eflora database, especially from Commelinaceae

--
Mr. Mayur D. Nandikar,
Research Student,
Department of Botany,
Shivaji University,
Kolhapur.
07507013607