Allium roseum
Rosy Garlic
Allium schoenoprasum
Chives
Allium siculum
Honey Garlic
Allium trifoliatum
Hirsute Garlic
Allium triquetrum
Three-cornered Garlic
Allium tuberosum
Chinese Chives
Allium ursinum
Ramsons
Allium vineale
Wild Onion
Alnus cordata
Italian Alder
Alnus glutinosa
Alder
Alocasia macrorrhizos
Giant Taro
Alocasia sanderiana
Kris plant
Alpinia purpurata
Red Ginger
Alstonia pneumatophora
Marsh Pulai
Alstroemeria brasiliensis
Alstroemeria
Alstroemeria ligtu
Peruvian lily
Alternanthera bettzickiana
Calico-plant
Alternanthera brasiliana
Ruby Leaf
Alternanthera ficoidea
Joseph's Coat
Althaea officinalis
Marsh-mallow
Alyogyne huegelii
Blue Hibiscus
Alysicarpus ovalifolius
Alyce Clover
Alysicarpus vaginalis
Alyce Clover
Amaranthus hybridus
Green Amaranth
Amaranthus retroflexus
Common Amaranth
Amaryllis belladonna
Jersey Lily
Ambrosia artemisiifolia
Ragweed
Amelanchier lamarckii
Juneberry
Ammi majus
Bullwort
Amorphophallus prainii
Voodoo Lily
Amsinckia micrantha
Common Fiddleneck
Anacamptis morio
Green-winged Orchid
Anacamptis pyramidalis
Pyramidal Orchid
Anamirta cocculus
Indian Berry
Anaphalis margaritacea
Pearly Everlasting
Anchusa azurea
Garden Anchusa
Andrographis paniculata
Creat
Andromeda polifolia
Bog-rosemary
Androsace villosa
Hairy Androsace
Anemone nemorosa
Wood Anemone
Anemone ranunculoides
Yellow Anemone
Anemone sylvestris
Snowdrop Anemone
Angelica archangelica
Garden Angelica
Angelica sylvestris
Wild Angelica
Annona squamosa
Sugar Apples
Antennaria dioica
Mountain Everlasting
Anthemis arvensis
Corn Chamomile
Anthemis cotula
Stinking Chamomile
Anthriscus caucalis
Bur Chervil
Anthriscus sylvestris
Cow Parsley
Anthurium andraeanum
Laceleaf
Anthurium hookerii
Anthurium scherzerianum
Flamingo Flower
Anthurium schlechtendalii
Pheasant's Tail
Anthyllis vulneraria
Kidney Vetch
Antigonon leptopus
Coral Vine
Antirrhinum majus
Snapdragon
Aphanamixis polystachya
Pithraj Tree
Aphanes arvensis
Parsley-piert
Aphanes arvensis agg.
Parsley-piert
Aphanes australis
Slender 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
Arachis hypogaea
Penut