Iridopteridales is an order of the extinct cladoxylopsids. It contains the genus Ibyka which is a possible ancestor of the horsetails.[2]

References

  1. ^ Champreux A, Meyer-Berthaud B, Decombeix A. 2020. Keraphyton gen. nov., a new Late Devonian fern-like plant from Australia. PeerJ 8:e9321 https://doi.org/10.7717/peerj.9321
  2. ^ Thomas N. Taylor, Edith L. Taylor, Michael Krings: Paleobotany. The Biology and Evolution of Fossil Plants . Second Edition, Academic Press 2009, ISBN 978-0-12-373972-8 , p. 398-400.