Euphorbia stricta
Upright Spurge
Euphorbia x pseudovirgata
Twiggy Spurge
Euphrasia officinalis
Rostkov's Eyebright
Euphrasia salisburgensis
Irish Eyebright
Euphrasia tetraquetra
Eutrema japonicum
Wasabi
Fagus sylvatica
Beech
Fallopia baldschuanica
Russian-vine
Fallopia convolvulus
Black-bindweed
Fallopia japonica
Japanese Knotweed
Festuca ovina
Sheep's-fescue
Festuca vivipara
Viviparous Sheep's-fescue
Ficaria verna
Lesser Celandine
Filago lutescens
Red-tipped Cudweed
Filago minima
Small Cudweed
Filago vulgaris
Common Cudweed
Filipendula ulmaria
Meadowsweet
Fraxinus excelsior
Ash
Fritillaria meleagris
Fritillary
Fuchsia magellanica
Fuchsia
Fumaria bastardii
Tall Ramping-fumitory
Fumaria capreolata
White Ramping-fumitory
Fumaria muralis
Common Ramping-fumitory
Fumaria officinalis
Common Fumitory