Himantoglossum hircinum
Lizard Orchid
Hippobroma longiflora
Star of Bethlehem
Honckenya peploides
Sea Sandwort
Hornungia petraea
Hutchinsia
Houttuynia cordata
Fish-plant
Hyacinthoides hispanica
Spanish Bluebell
Hyacinthoides non-scripta
Bluebell
Hydrangea petiolaris
Climbing Hydrangea
Hymenocallis fragrans
Spider Lily
Iberis amara
Wild Candytuft
Ilex aquifolium
Holly
Illecebrum verticillatum
Coral-necklace
Impatiens glandulifera
Indian Balsam
Ipomoea obscura
Obscure Morning Glory
Justicia croceochlamys
Water-willow
Koenigia polystachya
Himalayan Knotweed
Lathraea squamaria
Toothwort
Lathyrus oleraceus
Garden Pea
Lathyrus vernus
Spring Pea
Lepidium draba
Hoary Cress
Lepidium heterophyllum
Smith's Pepperwort
Lepidium latifolium
Dittander
Leucanthemum vulgare
Oxeye Daisy
Leycesteria formosa
Himalayan Honeysuckle