The Collaborative International Dictionary of English v.0.48:

Spurry \Spur"ry\ (sp[u^]r"r[y^]), n. [D. or OF. spurrie; cf. G.
   spergel, NL. spergula.] (Bot.)
   An annual herb (Spergula arvensis) with whorled filiform
   leaves, sometimes grown in Europe for fodder. [Written also
   spurrey.]
   [1913 Webster]

   Sand spurry (Bot.), any low herb of the genus Lepigonum,
      mostly found in sandy places.
      [1913 Webster]

WordNet (r) 3.0 (2006):

Spergula arvensis
    n 1: small European weed with whorled leaves and white flowers
         [syn: corn spurry, corn spurrey, Spergula arvensis]