Library / English Dictionary

CLASS SPHENOPSIDA

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

Horsetails and related forms

Synonyms:

class Equisetatae; class Sphenopsida; Equisetatae; Sphenopsida

Classified under:

Nouns denoting plants

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

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

Meronyms (members of "class Sphenopsida"):

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

Holonyms ("class 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)

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