Fig. 4From: A new Bergeria (Flemingitaceae) from the Mississippian of Xinjiang, NW China and its evolutionary implicationsComparisons with species of genera Lepidodendron and Bergeria. a L. dabieshanense; b L. ninghsiaense; c L. szeianum; d B. worthenii (× 2); e L. aculeatum (× 2); f B. dilatata (× 6). a–c and e modified from Sun et al. (2010); d and f modified from Álvarez-Vázquez and Wagner (2014)Back to article page