4. chiefly monoecious trees and shrubs: beeches; chestnuts; oaks; genera Castanea; Castanopsis; Chrysolepis; Fagus; Lithocarpus; Nothofagus; Quercus.

• 主要是雌雄同株乔木和灌木；山毛榉树；栗子；橡树；板栗属；锥栗属；水青冈属；石栎属。收藏指正