Isoetes lacustris
Quillwort
Jacobaea aquatica
Marsh Ragwort
Juglans regia
Walnut
Juncus articulatus
Jointed Rush
Juncus bufonius
Toad Rush
Juncus compressus
Round-fruited Rush
Juncus inflexus
Hard Rush
Kalanchoe daigremontiana
Mother of Thousands
Kickxia elatine
Sharp-leaved Fluellen
Lactuca serriola
Prickly Lettuce
Lagarosiphon major
Curly Waterweed
Lamiastrum galeobdolon
Yellow Archangel
Lamium purpureum
Red Dead-nettle
Larix decidua
European Larch
Lasiocampa quercus
Oak Eggar
Lathraea squamaria
Toothwort
Lathyrus linifolius
Bitter-vetch
Lathyrus vernus
Spring Pea
Lemna gibba
Fat Duckweed
Lemna trisulca
Ivy-leaved Duckweed
Leontodon hispidus
Rough Hawkbit
Leonurus cardiaca
Motherwort
Lepidium didymum
Lesser Swine-cress
Lepidium ruderale
Narrow-leaved Pepperwort
Leucanthemum vulgare
Oxeye Daisy
Leucojum aestivum
Summer Snowflake
Limosella aquatica
Mudwort
Linaria repens
Pale Toadflax
Linaria vulgaris
Common Toadflax
Linum catharticum
Fairy Flax
Liriodendron tulipifera
Tulip-tree
Lissotriton helveticus
Palmate Newt
Logfia minima
Small Cudweed
Lolium perenne
Perennial Rye-grass
Lunaria annua
Honesty
Luzula campestris
Field Wood-rush
Luzula pilosa
Hairy Wood-rush
Luzula sylvatica
Great Wood-rush
Lycopus europaeus
Gypsywort
Lysichiton americanus
American Skunk-cabbage
Lysimachia arvensis
Scarlet Pimpernel
Lysimachia nemorum
Yellow Pimpernel
Lysimachia nummularia
Creeping-Jenny
Lysimachia tenella
Bog Pimpernel
Lysimachia vulgaris
Yellow Loosestrife
Lythrum salicaria
Purple-loosestrife
Malus sylvestris
Crab Apple
Malva moschata
Musk-mallow
Malva neglecta
Dwarf Mallow
Malva sylvestris
Common Mallow
Matricaria chamomilla
Scented Mayweed
Medicago arabica
Spotted Medick
Melampyrum pratense
Common Cow-wheat
Melica nutans
Mountain Melick
Melica uniflora
Wood Melick
Melilotus officinalis
Ribbed Melilot
Meloe violcaeus
Violet Oil Beetle
Mentha aquatica
Water Mint
Mentha arvensis
Corn Mint
Mentha x piperita
Peppermint
Mentha x villosa
Apple-mint
Menyanthes trifoliata
Bogbean
Mercurialis annua
Annual Mercury
Mercurialis perennis
Dog's Mercury
Moehringia trinervia
Three-nerved Sandwort
Molinia caerulea
Purple Moor-grass
Montia fontana
Blinks
Myosotis discolor
Changing Forget-me-not
Myosotis laxa
Tufted Forget-me-not
Myosotis ramosissima
Early Forget-me-not