Menyanthes trifoliata
Bogbean
Mercurialis perennis
Dog's Mercury
Meum athamanticum
Spignel
Micranthes stellaris
Starry Saxifrage
Minuartia recurva
Recurved Sandwort
Moehringia trinervia
Three-nerved Sandwort
Moenchia erecta
Upright Chickweed
Molinia caerulea
Purple Moor-grass
Montia fontana
Blinks
Morus nigra
Black Mulberry
Mycelis muralis
Wall Lettuce
Myosotis arvensis
Field Forget-me-not
Myosotis discolor
Changing Forget-me-not
Myosotis scorpioides
Water Forget-me-not
Myosotis secunda
Creeping Forget-me-not
Myosotis sylvatica
Wood Forget-me-not
Myrica gale
Bog-myrtle
Myriophyllum alterniflorum
Alternate Water-milfoil
Myriophyllum aquaticum
Parrot's-feather
Myriophyllum spicatum
Spiked Water-milfoil
Myrrhis odorata
Sweet Cicely
Narcissus macrolobus
Pale-flowered Daffodil
Narcissus obvallaris
Tenby Daffodil
Nasturtium officinale
Water-cress