is a specific kind of: hamamelid dicot genus.

has as a member: beech, beech tree | common beech, European beech, Fagus sylvatica | copper beech, Fagus purpurea, Fagus sylvatica atropunicea, Fagus sylvatica purpurea, purple beech | American beech, Fagus americana, Fagus grandifolia, red beech, white beech | Fagus pendula, Fagus sylvatica pendula, weeping beech | Japanese beech.

is a member of: beech family, Fagaceae, family Fagaceae.