Alnus glutinosa
Alder
Alopecurus aequalis
Orange Foxtail
Alopecurus geniculatus
Marsh Foxtail
Alopecurus pratensis
Meadow Foxtail
Althaea officinalis
Marsh-mallow
Ammophila arenaria
Marram
Anacamptis morio
Green-winged Orchid
Anacamptis pyramidalis
Pyramidal Orchid
Andromeda polifolia
Bog-rosemary
Anemone nemorosa
Wood Anemone
Angelica sylvestris
Wild Angelica
Antennaria dioica
Mountain Everlasting
Anthoxanthum odoratum
Sweet Vernal-grass
Anthriscus caucalis
Bur Chervil
Anthriscus sylvestris
Cow Parsley
Anthyllis vulneraria
Kidney Vetch
Aphanes arvensis
Parsley-piert
Aphanes arvensis agg.
Parsley-piert
Aphanes australis
Slender Parsley-piert
Aquilegia vulgaris
Columbine
Arabidopsis petraea
Northern Rock-cress
Arabidopsis thaliana
Thale Cress
Arabis hirsuta
Hairy Rock-cress
Arabis scabra
Bristol Rock-cress