myrcia

from WordNet (r) 3.0 (2006)

Myrcia
    n 1: a genus of tropical American trees and shrubs of the myrtle
         family [syn: {Myrciaria}, {genus Myrciaria}, {Myrcia}]

from The Collaborative International Dictionary of English v.0.48

Myrcia \Myr"ci*a\, n. [NL.] (Bot.)
   A large genus of tropical American trees and shrubs, nearly
   related to the true myrtles ({Myrtus}), from which they
   differ in having very few seeds in each berry.
   [1913 Webster]