Kingdom Plantae Class Equisetopsida Family †Sphenophyllaceae | Division Pteridophyta Order †Sphenophyllales Rank Genus | |
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Similar Annularia, Calamites, Pecopteris, Sphenopteris, Neuropteris | ||
Sphenophyllum is a genus in the order Sphenophyllales.
References
Sphenophyllum Wikipedia(Text) CC BY-SA