DiMichele, William A.; Bateman, Richard M.; Rothwell, Gar W.; Duijnstee, Ivo A. P.; Elrick, Scott D.; Looy, Cynthia V.
(2022)
Rhizomorphic lycopsids constitute the most derived lycophyte clade and some of the world's best-known plant fossils. Arboreous taxa within the clade evolved independently of other nonlycophyte trees. Their rootstocks ...