WordNet (r) 3.0 (2006):

division Spermatophyta
    n 1: seed plants; comprises the Angiospermae (or Magnoliophyta)
         and Gymnospermae (or Gymnospermophyta); in some
         classification systems Spermatophyta is coordinate with
         Pteridophyta (spore producing plants having vascular tissue
         and roots) and Bryophyta (spore producing plants lacking
         vascular tissue and roots) [syn: Spermatophyta, division
         Spermatophyta]