Arum italicum
Italian Lords-and-Ladies
Arum maculatum
Lords-and-Ladies
Aruncus dioicus
Buck's-beard
Asarina procumbens
Trailing Snapdragon
Asparagus officinalis
Garden Asparagus
Asparagus verticillatus
Climbing Asparagus
Asperula cynanchica
Squinancywort
Asphodelus albus
White Asphodel
Asphodelus fistulosus
Hollow-stemmed Asphodel
Astragalus glycyphyllos
Wild Liquorice
Astrantia major
Astrantia
Atriplex glabriuscula
Babington's Orache
Atriplex halimus
Shrubby Orache
Atriplex laciniata
Frosted Orache
Atriplex littoralis
Grass-leaved Orache
Atriplex portulacoides
Sea-purslane
Atriplex prostrata
Spear-leaved Orache
Atropa belladonna
Deadly Nightshade
Aubrieta deltoidea
Aubretia
Baldellia ranunculoides
Lesser Water-plantain
Ballota nigra
Black Horehound
Banksia blechnifolia
Southern#Blechnum Banksia
Barbarea verna
American Winter-cress
Barbarea vulgaris
Winter-cress