The Collaborative International Dictionary of English v.0.48:

Parkia \Parkia\ prop. n.
   A genus of tropical Old World trees, including the nitta
   trees.

   Syn: genus Parkia.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Parkia
    n 1: genus of tropical Old World trees: nitta trees [syn:
         Parkia, genus Parkia]