The Embryonic Development Study on Isoetes yunguiensis, an Endangered and Relict Pteridophyta
JIANG Zi-Wei, LIU Bao-Dong, CHENG Xiao, LI Xiao-Dong
Plant Diversity . 2015, (05): 531 -536 .  DOI: 10.7677/ynzwyj201514171