Angelica sylvestris
Wild Angelica
Antennaria dioica
Mountain Everlasting
Anthemis arvensis
Corn Chamomile
Anthemis cotula
Stinking Chamomile
Anthoxanthum odoratum
Sweet Vernal-grass
Anthriscus caucalis
Bur Chervil
Anthriscus sylvestris
Cow Parsley
Anthyllis vulneraria
Kidney Vetch
Antirrhinum majus
Snapdragon
Aphanes arvensis
Parsley-piert
Aquilegia alpina
Alpine Columbine
Aquilegia pyrenaica
Pyrenean Columbine
Aquilegia vulgaris
Columbine
Arabidopsis petraea
Northern Rock-cress
Arabidopsis thaliana
Thale Cress
Arabis caucasica
Garden Arabis
Arabis hirsuta
Hairy Rock-cress
Arabis scabra
Bristol Rock-cress
Arbutus menziesii
Pacific Madrone
Arbutus sp.
Arbutus unedo
Strawberry-tree
Arctium lappa
Greater Burdock
Arctium minus
Lesser Burdock
Arctium minus sens. str.
Lesser Burdock