Alisma plantago-aquatica
Water-plantain
Alliaria petiolata
Garlic Mustard
Allium trifoliatum
Hirsute Garlic
Allium triquetrum
Three-cornered Garlic
Allium ursinum
Ramsons
Alopecurus pratensis
Meadow Foxtail
Althaea officinalis
Marsh-mallow
Amaranthus retroflexus
Common Amaranth
Ammi majus
Bullwort
Anaphalis margaritacea
Pearly Everlasting
Andromeda polifolia
Bog-rosemary
Anemone nemorosa
Wood Anemone
Angelica sylvestris
Wild Angelica
Antennaria dioica
Mountain Everlasting
Anthemis arvensis
Corn Chamomile
Anthoxanthum odoratum
Sweet Vernal-grass
Anthriscus sylvestris
Cow Parsley
Anthyllis vulneraria
Kidney Vetch
Antirrhinum majus
Snapdragon
Aphanes arvensis
Parsley-piert
Aphanes australis
Slender Parsley-piert
Aquilegia vulgaris
Columbine
Arabidopsis petraea
Northern Rock-cress
Arabidopsis thaliana
Thale Cress