Eleocharis quinqueflora
Few-flowered Spike-rush
Eleogiton fluitans
Floating Club-rush
Elymus athericus
Sea Couch
Elymus caninus
Bearded Couch
Elymus junceiformis
Sand Couch
Empetrum nigrum
Crowberry
Epilobium alsinifolium
Chickweed Willowherb
Epilobium hirsutum
Great Willowherb
Epilobium montanum
Broad-leaved Willowherb
Epilobium palustre
Marsh Willowherb
Epilobium parviflorum
Hoary Willowherb
Epilobium tetragonum
Square-stalked Willowherb
Epipactis atrorubens
Dark-red Helleborine
Epipactis dunensis
Dune Helleborine
Epipactis helleborine
Broad-leaved Helleborine
Epipactis leptochila
Narrow-lipped Helleborine
Epipactis palustris
Marsh Helleborine
Epipactis phyllanthes
Green-flowered Helleborine
Epipactis purpurata
Violet Helleborine
Equisetum arvense
Field Horsetail
Equisetum fluviatile
Water Horsetail
Equisetum hyemale
Rough Horsetail
Equisetum palustre
Marsh Horsetail
Equisetum sylvaticum
Wood Horsetail
Equisetum telmateia
Great Horsetail
Equisetum variegatum
Variegated Horsetail
Erica cinerea
Bell Heather
Erica mackayana
Mackay's Heath
Erica tetralix
Cross-leaved Heath
Erigeron acris
Blue Fleabane
Eriocaulon aquaticum
Pipewort
Eriophorum angustifolium
Common Cottongrass
Eriophorum gracile
Slender Cottongrass
Eriophorum latifolium
Broad-leaved Cottongrass
Eriophorum vaginatum
Hare's-tail Cottongrass
Erodium cicutarium
Common Stork's-bill
Erodium lebelii
Sticky Stork's-bill
Erophila glabrescens
Glabrous Whitlowgrass
Erophila majuscula
Hairy Whitlowgrass
Erophila verna
Common Whitlowgrass
Erophila verna agg.
Common Whitlowgrass
Erophila verna sens. str.
Common Whitlowgrass
Ervilia hirsuta
Hairy Tare
Eryngium maritimum
Sea-holly
Euonymus europaeus
Spindle
Eupatorium cannabinum
Hemp-agrimony
Euphorbia amygdaloides
Wood Spurge
Euphorbia hyberna
Irish Spurge
Euphorbia paralias
Sea Spurge
Euphorbia portlandica
Portland Spurge
Euphrasia
Eyebright
Euphrasia arctica
Euphrasia nemorosa
Common Eyebright
Euphrasia officinalis
English Eyebright
Euphrasia ostenfeldii
Ostenfeld’s Eyebright
Euphrasia salisburgensis
Irish Eyebright
Euphrasia scottica
Eyebright (E. scottica)
Euphrasia tetraquetra
Fagus sylvatica
Beech
Festuca ovina
Sheep's-fescue
Festuca vivipara
Viviparous Sheep's-fescue
Ficaria verna
Lesser Celandine
Filago germanica
Common Cudweed
Filipendula ulmaria
Meadowsweet
Filipendula vulgaris
Dropwort
Fragaria vesca
Wild Strawberry
Frangula alnus
Alder Buckthorn
Frankenia laevis
Sea-heath
Fraxinus excelsior
Ash
Fumaria bastardii
Tall Ramping-fumitory