Gene expression data support the hypothesis that Isoetes rootlets are true roots and not modified leaves

Abstract Rhizomorphic lycopsids are the land plant group that includes the first giant trees to grow on Earth and extant species in the genus Isoetes. Two mutually exclusive hypotheses account for the evolution of terminal rooting axes called rootlets among the rhizomorphic lycopsids. One hypothesis...

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Bibliographic Details
Main Authors: Alexander J. Hetherington, David M. Emms, Steven Kelly, Liam Dolan
Format: Article
Language:English
Published: Nature Publishing Group 2020-12-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-020-78171-y