"eusporangiate ferns of the families Ophioglossaceae and Marattiaceae"
eusporangiate ferns厚囊蕨类
eusporangiate type真孢子囊型;真蕨囊型
eusporangiate fern厚囊蕨;[植] 厚囊蕨类;真囊蕨
eusporangiate type development囊性发育
ADJ(形容词) (of ferns) having each sporangium developing from a group of cells, rather than a single cell, and with no specialized dispersal of spores (蕨类植物)厚囊的 → compare leptosporangiate