NAME OF PLANT WHERE FOUND DATE WHERE FOUND DATE
Polygonum aviculare        
knotgrass        
Polypodium interjectum        
intermediate polypody        
Polypodium vulgare        
polypody        
Polystichum aculeatum        
hard shield-fern        
Polystichum setiferum        
soft shield-fern        
Populus alba        
white poplar        
Populus x canescens        
grey poplar        
Populus tremula        
aspen        
Potamogeton berchtoldii        
small pondweed        
Potamogeton crispus        
curled pondweed        
Potamogeton lucens        
shining pondweed        
Potamogeton natans        
broad-leaved pondweed        
Potamogeton pectinatus        
fennel pondweed        
Potamogeton perfoliatus        
perfoliate pondweed        
Potamogeton polygonifolius        
bog pondweed        
Potentilla anglica        
trailing tormentil        
Potentilla anserina        
silverweed        
Potentilla argentea        
hoary cinquefoil        
Potentilla erecta        
tormentil        
Potentilla palustris        
marsh cinquefoil        
69