Helleborus niger
Christmas-rose
Helleborus viridis
Green Hellebore
Hellenia speciosa
Crêpe Ginger
Hesperis matronalis
Dame's-violet
Hieracium anglicum agg.
Hawkweed (anglicum agg.)
Hieracium lanatum
Hieracium subbritannicum
Hydrocotyle vulgaris
Marsh Pennywort
Hyoscyamus niger
Henbane
Hypericum androsaemum
Tutsan
Hypericum hirsutum
Hairy St John's-wort
Hypericum humifusum
Trailing St John's-wort
Hypericum montanum
Pale St John's-wort
Hypericum x caesariense
Hypericum x inodorum
Tall Tutsan
Impatiens glandulifera
Indian Balsam
Impatiens noli-tangere
Touch-me-not Balsam
Impatiens walleriana
Busy Lizzie
Juncus bulbosus
Bulbous Rush
Lactuca saligna
Least Lettuce
Lamiastrum galeobdolon
Yellow Archangel
Lapsana communis
Nipplewort
Lathyrus aphaca
Yellow Vetchling
Lathyrus japonicus
Sea Pea