collard greens

from WordNet (r) 3.0 (2006)

collard greens
    n 1: kale that has smooth leaves [syn: {collards}, {collard
         greens}]

from The Collaborative International Dictionary of English v.0.48

collard greens \col"lard greens\ (k[o^]l"l[~e]rd z), n. pl.
   [Corrupted fr. colewort.]
   1. Same as {collards}[1]. [Colloq. Southern U. S.]

   Syn: collards.
        [1913 Webster +PJC]