Geum urbanum
Wood Avens
Geum x intermedium
Hybrid Avens
Glaucium flavum
Yellow Horned-poppy
Glebionis segetum
Corn Marigold
Glechoma hederacea
Ground-ivy
Gliricidia sepium
Madre de Cacao
Glycosmis parviflora
Jamaican Mandarin-orange
Glycyrrhiza glabra
Liquorice
Gmelina arborea
Beechwood
Gnaphalium uliginosum
Marsh Cudweed
Gomphocarpus physocarpus
Balloon Plant
Gomphrena celosiodes
Gomphrena Weed
Gomphrena globosa
Globe Amaranth
Gomphrena serrata
Prostrate Globe Amaranth
Graptophyllum pictum
Caricature-plant
Griselinia littoralis
New Zealand Broadleaf
Grona triflora
Creeping Tick Trefoil
Guizotia abyssinica
Niger
Gunnera tinctoria
Giant-rhubarb
Hamamelis spp.
Witch-hazel
Hamelia patens
Firebush
Hedera helix sens lat
Ivy
Hedera hibernica
Atlantic Ivy
Helianthemum apenninum
White Rock-rose