Heterogeneratae
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Het·ero·gen·er·a·tae | \ ˌhetə(ˌ)rōˌjenəˈrät(ˌ)ē, -ˈrāt(ˌ)ē \
Definition of Heterogeneratae
: a class of brown algae including those having two alternating generations unlike in vegetative structure, the larger sporophyte being often macroscopic and the smaller gametophyte usually microscopic — compare isogeneratae
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