Marrubium vulgare
White Horehound
Matricaria chamomilla
Scented Mayweed
Matricaria discoidea
Pineappleweed
Matthiola sinuata
Sea Stock
Meconopsis cambrica
Welsh Poppy
Medicago arabica
Spotted Medick
Medicago littoralis
Shore Medick
Medicago lupulina
Black Medick
Medicago polymorpha
Toothed Medick
Medicago sativa
Lucerne
Melampyrum arvense
Field Cow-wheat
Melampyrum pratense
Common Cow-wheat
Melampyrum sylvaticum
Small Cow-wheat
Melilotus albus
White Melilot
Melilotus altissimus
Tall Melilot
Melilotus indicus
Small Melilot
Melilotus officinalis
Ribbed Melilot
Melittis melissophyllum
Bastard Balm
Mentha aquatica
Water Mint
Mentha arvensis
Corn Mint
Mentha pulegium
Pennyroyal
Mentha x piperita
Peppermint
Mentha x villosa
Apple-mint
Menyanthes trifoliata
Bogbean