class_sphenopsida
1. [ noun ] (biology,botany) horsetails and related forms
Synonyms: Equisetatae class_Equisetatae Sphenopsida
Related terms: class Pteridophyta Equisetales
Similar spelling:   class_Pinopsida
  class_Bryopsida
  class_Psilopsida
  class_Filicopsida
  class_Scaphopoda
  class_Hepaticopsida
  class_Cephalopoda
  class_Scyphozoa