Equisetum belongs to ___________ASphenopsidaBLycopsidaCPteropsidaDPsilopsidaAnswer: B. Lycopsida Read Explanation: Equisetum belongs to Pteridophytes under the sub-classification of Sphenopsida. Equisetum is also called as horse’s tail plant because Equus in Latin means horse whereas seta means “bristle”. Equisetum is known to be used as medicine traditionally.Read more in App