n ginkgos: in some systems classified as a class and in others as a subdivision; used in some classifications for one of five subdivisions of Gymnospermophyta
Syn|Hyper
Ginkgophytina, Ginkgopsida, class Ginkgophytina, class Ginkgopsida, subdivision Ginkgophytina
class
(biology) a taxonomic group containing one or more orders