SPHENOPSIDA

Pronunciation (US):

(GB):

 Dictionary entry overview: What does Sphenopsida mean? 

• SPHENOPSIDA (noun)
  The noun SPHENOPSIDA has 1 sense:

1. horsetails and related forms

  Familiarity information: SPHENOPSIDA used as a noun is very rare.

 Dictionary entry details 

• SPHENOPSIDA (noun)

Sense 1

Meaning:

Horsetails and related forms

Classified under:

Nouns denoting plants

Synonyms:

class Equisetatae; class Sphenopsida; Equisetatae; Sphenopsida

Hypernyms ("Sphenopsida" is a kind of...):

class ((biology) a taxonomic group containing one or more orders)

Meronyms (members of "Sphenopsida"):

Equisetales; order Equisetales (lower tracheophytes in existence since the Devonian)

Holonyms ("Sphenopsida" is a member of...):

division Pteridophyta; Pteridophyta (containing all the vascular plants that do not bear seeds: ferns, horsetails, club mosses, and whisk ferns; in some classifications considered a subdivision of Tracheophyta)