Glyceria declinata
Small Sweet-grass
Glyceria fluitans
Floating Sweet-grass
Glyceria sp.
Glycyrrhiza glabra
Liquorice
Gnaphalium uliginosum
Marsh Cudweed
Goodyera repens
Creeping Lady's-tresses
Grimmia pulvinata
Grey-cushioned Grimmia
Griselinia littoralis
New Zealand Broadleaf
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
Hamamelis spp.
Witch-hazel
Hammarbya paludosa
Bog Orchid
Hedera helix sens lat
Ivy
Hedera hibernica
Atlantic Ivy
Helianthemum apenninum
White Rock-rose
Helianthemum nummularium
Common Rock-rose
Helianthemum oelandicum
Hoary Rock-rose
Helianthus annuus
Sunflower
Helichrysum arenarium