Acer campestre
Field Maple
Acer platanoides
Norway Maple
Acer pseudoplatanus
Sycamore
Achillea ptarmica
Sneezewort
Adoxa moschatellina
Moschatel
Aegopodium podagraria
Ground-elder
Aesculus hippocastanum
Horse-chestnut
Agrimonia eupatoria
Agrimony
Agrimonia procera
Fragrant Agrimony
Agrostemma githago
Corncockle
Alisma lanceolatum
Narrow-leaved Water-plantain
Alisma plantago-aquatica
Water-plantain
Alliaria petiolata
Garlic Mustard
Allium cepa
Onion
Alnus glutinosa
Alder
Andromeda polifolia
Bog-rosemary
Anemone nemorosa
Wood Anemone
Anemone ranunculoides
Yellow Anemone
Angelica sylvestris
Wild Angelica
Antennaria dioica
Mountain Everlasting
Anthoxanthum odoratum
Sweet Vernal-grass
Anthriscus caucalis
Bur Chervil
Arabidopsis petraea
Northern Rock-cress
Arabidopsis thaliana
Thale Cress