Epipactis dunensis
Dune Helleborine
Epipactis gigantea
Stream Orchid
Epipactis helleborine
Broad-leaved Helleborine
Epipactis leptochila
Narrow-lipped Helleborine
Epipactis palustris
Marsh Helleborine
Epipactis phyllanthes
Green-flowered Helleborine
Epipactis purpurata
Violet Helleborine
Epipactis sp
Epiphyllum
Orchid Cactus
Epipremnum aureum
Devils Ivy
Epipremnum pinnatum
Taro Vine
Episcia cupreata
Flame Violet
Equisetum arvense
Field Horsetail
Equisetum fluviatile
Water Horsetail
Equisetum hyemale
Rough Horsetail
Equisetum palustre
Marsh Horsetail
Equisetum ramosissimum
Branched Horsetail
Equisetum sylvaticum
Wood Horsetail
Equisetum telmateia
Great Horsetail
Equisetum variegatum
Variegated Horsetail
Eranthis hyemalis
Winter Aconite
Erechtites valerianifolius
Tropical Burnweed
Erica arborea
Tree Heath
Erica carnea
Winter Heath
Erica cinerea
Bell Heather
Erica mackayana
Mackay's Heath
Erica terminalis
Corsican Heath
Erica tetralix
Cross-leaved Heath
Erica x stuartii
Erigeron acris
Blue Fleabane
Erigeron canadensis
Canadian Fleabane
Erigeron karvinskia
Erigeron karvinskianus
Mexican Fleabane
Erigeron sumatrensis
Guernsey Fleabane
Erinus alpinus
Fairy Foxglove
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
Eruca vesicaria
Garden Rocket
Ervilia hirsuta
Hairy Tare
Ervilia sylvatica
Wood Vetch
Ervum tetraspermum
Smooth Tare
Eryngium campestre
Field Eryngo
Eryngium maritimum
Sea-holly
Eryngium sp.
Erysimum cheiranthoides
Treacle-mustard
Erysimum cheiri
Wallflower
Erythranthe guttata
Monkeyflower
Erythranthe lutea
Blood-drop-emlets
Erythranthe x robertsii
Hybrid Monkeyflower
Erythronium
Dog’s-tooth violet
Escallonia rubra
Escallonia
Eschscholzia californica
Californian Poppy
Etlingera elatior
Torch Ginger
Euonymus europaeus
Spindle
Euonymus japonicus
Evergreen Spindle
Eupatorium cannabinum
Hemp-agrimony
Euphorbia amygdaloides
Wood Spurge
Euphorbia characias
Mediterranean Spurge
Euphorbia exigua
Dwarf Spurge
Euphorbia geroldii
Thornless Crown of Thorns