Geranium sanguineum
Bloody Crane's-bill
Geranium x oxonianum
Druce's Crane's-bill
Geum rivale
Water Avens
Gladiolus illyricus
Wild Gladiolus
Glaucium flavum
Yellow Horned-poppy
Goodyera repens
Creeping Lady's-tresses
Guizotia abyssinica
Niger
Gymnadenia conopsea
Fragrant Orchid
Gymnocarpium robertianum
Limestone Fern
Gymnopilus junonius
Hammarbya paludosa
Bog Orchid
Handkea utriformis
Mosaic Puffball
Helichrysum arenarium
Helleborus foetidus
Stinking Hellebore
Helleborus viridis
Green Hellebore
Helminthotheca echioides
Bristly Oxtongue
Henosepilachna argus
Bryony Ladybird
Hesperis matronalis
Dame's-violet
Hieracium breconicola
Beacon's Hawkweed
Hieracium inspissatum
Crass-leaved Hawkweed
Himantoglossum hircinum
Lizard Orchid
Hirudo medicinalis
Hordeum vulgare
Six-rowed Barley
Hornungia petraea
Hutchinsia