FLORA OF CENTRAL NORFOLK. 403 



HuMULUS Lupulus. Hedges, common. 

 Parietaria officinalis. Old walls, common. 



RESEDACEJE. 



Reseda Luteola. Waste ground, common. 

 lutea. Road- sides, frequent. 



EUPHORBIACE-a:. 



Euphorbia helioscopia. Waste ground, common. 



exigua. Corn-fields, Blofield. 



Peplus. Waste ground, common. 



— — — ■■ amygdaloides. Woods, Thorpe. 



Mercurialis perennis. Road-sides, common. 



annua. Road-sides, frequent. 



Buxus sempervirens. Woods, Thorpe. 



CERATOPHYLLE^. 



Ceratophyllum demersum,. Ditches, Thorpe. 



ULMACEiE. 



Ulmus campestris. Hedges, common. 



ACHLAMYDE^. 



AMENTACEJE. 



Betula alba. Road-sides, common. 

 Carpinus Betulus. Woods, Thorpe. 

 Alnus glutinosa. River-banks, common. 

 Salix repens. St. Faith's Heath. 



fragilis. Thorpe, common. 



alba. Road-sides, common. 



viminalis. Marshes, common. 



PopuLus alba. Woods, common. 



tremula. Woods, Thorpe. 



nigra. River-banks, common. 



CUPULIFER^. 



Fagus syhatica. Woods, common. 

 QuERCus Robur, Road-sides, common. 

 CoRYLUs Avellana. Road-sides, common. 



MYRICE^. 



Myrica Gale. Horning Marshes. 



CALLITRICHINE-ffi. 



Callitrichb vema. Ditches, common. 



MONOCOTYLEDONES. 



AROIDEJE. 



Arum maculatum. Hedge-banks, common^ 



