Genus IV.—HUMULUS lupulus, [110]
Order LXXI.—Cupuliferæ.
Genus I.—BETULA alba, [149]
Genus II.—ALNUS glutinosa, [150]
Genus III.—QUERCUS robur, [142]
Genus IV.—FAGUS sylvatica, [140]
Genus V.—CORYLUS avellana, [144]
Genus VI.—CARPINUS betulus, [145]
Order LXXII.—Salicineæ.
Genus I.—POPULUS alba, [147]; tremula, [147]; fastigiata, [147]