English noun: Sphenopsida | |||
1. | Sphenopsida (plant) horsetails and related forms | ||
Synonyms | class Equisetatae, class Sphenopsida, Equisetatae | ||
Broader (hypernym) | class | ||
Member holonym | Equisetales, order Equisetales | ||
Member meronym | division Pteridophyta, Pteridophyta | ||