有興趣的人可以去找下面這篇文章 Schneider H., Smith A.R., Cranfill R., Haufler C.H., Ranker T.A., Hildebrand, T. : Gymnogrammitis dareiformis is a polygrammoid fern (Polypodiaceae) – resolving an apparent conflict between morphological and molecular data. Plant Syst. Evol. 234: 121-136.