microsporophyll
mi.cro.spor.o.phyll \.mi--kr*-'spo-r-*-.fil, -'spo.r-\ n : a sporophyll that develops only microsporangia
Webster's English Dictionarymi.cro.spor.o.phyll \.mi--kr*-'spo-r-*-.fil, -'spo.r-\ n : a sporophyll that develops only microsporangia