Gymnocarpium robertianum
Limestone Fern
Gymnopilus junonius
Hammarbya paludosa
Bog Orchid
Handkea utriformis
Mosaic Puffball
Hedera helix
Common Ivy
Hedera hibernica
Atlantic Ivy
Helianthemum apenninum
White Rock-rose
Helianthemum nummularium
Common Rock-rose
Helianthemum oelandicum
Hoary Rock-rose
Helleborus foetidus
Stinking Hellebore
Helleborus viridis
Green Hellebore
Helminthotheca echioides
Bristly Oxtongue
Heracleum mantegazzianum
Giant Hogweed
Heracleum sphondylium
Hogweed
Herminium monorchis
Musk Orchid
Hieracium agg
A Hawkweed
Hieracium anglicum agg.
Hawkweed (anglicum agg.)
Hieracium cillense
Craig y Cilau Hawkweed
Hieracium maculatum
Spotted Hawkweed
Hieracium repandulare
Hieracium sect Saubada
Hieracium sect. Hieracioides
Hieracium sect. Oreadea
Hieracium sect. Sabauda