Anatomically-preserved Lepidodendralean Plants from Permian Coal Balls of China: Sigillariopsis Scott
WANG Shi-Jun, TIAN Bao-Lin and CHEN Gui-Ren
Anatomically-preserved Lepidodendralean Plants from Permian Coal Balls of China: Sigillariopsis Scott
WANG Shi-Jun, TIAN Bao-Lin and CHEN Gui-Ren
J Integr Plant Biol . 2002, (1): 104 -112 .