ODONTOGLOSSUMS
Scrabble letter values: O1D2O1N1T1O1G2L1O1S1S1U1M3S1 = 18
Definition
ODONTOGLOSSUMS is the plural of ODONTOGLOSSUM.
noun ODONTOGLOSSUM: any of numerous and diverse orchids of the genus Odontoglossum having racemes of few to many showy usually large flowers in many colors.