Fumaria officinalis
Common Fumitory
Furcraea foetida
Giant Cabuya
Gagea bohemica
Early Star-of-Bethlehem
Gagea lutea
Yellow Star-of-Bethlehem
Gagea serotina
Snowdon Lily
Galanthus nivalis
Snowdrop
Galanthus woronowii
Green Snowdrop
Galatella linosyris
Goldilocks Aster
Galeopsis bifida
Bifid Hemp-nettle
Galeopsis speciosa
Large-flowered Hemp-nettle
Galeopsis tetrahit sens str
Common Hemp-nettle
Galinsoga quadriradiata
Shaggy Soldier
Galium album
Hedge Bedstraw
Galium aparine
Cleavers
Galium odoratum
Woodruff
Galium palustre
Marsh-bedstraw
Galium saxatile
Heath Bedstraw
Galium sterneri
Limestone Bedstraw
Galium uliginosum
Fen Bedstraw
Galium verum
Lady's Bedstraw
Galphimia glauca
Rain of Gold
Gaultheria mucronata
Prickly Heath
Gaura lindheimeri
Genista anglica
Petty Whin
Genista pilosa
Hairy Greenweed
Genista tinctoria
Dyer's Greenweed
Gentiana cruciata
Cross Gentian
Gentiana verna
Spring Gentian
Gentianella amarella
Autumn Gentian
Gentianella campestris
Field Gentian
Gentianella germanica
Chiltern Gentian
Geodorum densiflorum
Pink Nodding Orchid
Geranium columbinum
Long-stalked Crane's-bill
Geranium dissectum
Cut-leaved Crane's-bill
Geranium lucidum
Shining Crane's-bill
Geranium molle
Dove's-foot Crane's-bill
Geranium phaeum
Dusky Crane's-bill
Geranium pratense
Meadow Crane's-bill
Geranium purpureum
Little-Robin
Geranium pusillum
Small-flowered Crane's-bill
Geranium pyrenaicum
Hedgerow Crane's-bill
Geranium robertianum
Herb-Robert
Geranium sanguineum
Bloody Crane's-bill
Geranium sylvaticum
Wood Crane's-bill
Gerbera jamesonii
Barberton Daisy
Geum rivale
Water Avens
Geum x intermedium
Hybrid Avens
Gladiolus illyricus
Wild Gladiolus
Glaucium flavum
Yellow Horned-poppy
Glebionis segetum
Corn Marigold
Glechoma hederacea
Ground-ivy
Glyceria declinata
Small Sweet-grass
Glyceria fluitans
Floating Sweet-grass
Gnaphalium uliginosum
Marsh Cudweed
Goeppertia majestica
Majestic Prayer Plant
Gomphocarpus physocarpus
Balloon Plant
Gomphrena celosiodes
Gomphrena Weed
Gomphrena serrata
Prostrate Globe Amaranth
Goodyera repens
Creeping Lady's-tresses
Graptophyllum pictum
Caricature-plant
Grimmia pulvinata
Grey-cushioned Grimmia
Guizotia abyssinica
Niger
Gunnera tinctoria
Giant-rhubarb
Gymnadenia borealis
Heath Fragrant-orchid
Gymnadenia conopsea
Fragrant Orchid
Gymnadenia densiflora
Marsh Fragrant-orchid
Gymnocarpium dryopteris
Oak Fern
Gymnocarpium robertianum
Limestone Fern
Hammarbya paludosa
Bog Orchid
Hedera hibernica
Atlantic Ivy