Yes, RAMEES is a Scrabble word!

Letter values in Scrabble US: R 1, A 1, M 3, E 1, E 1, S 1.

Is it a valid word?

RAMEES is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

tall perennial herb of tropical Asia with dark green leaves; cultivated for the fiber from its woody stems that resembles flax

Also: chinese silk plant, china grass, boehmeria nivea.