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 brasiliana
Ruby Leaf
Althaea officinalis
Marsh-mallow
Alyogyne huegelii
Blue Hibiscus
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