Arisaema

Arisaema sikokianum
Arisaema sikokianum

Armeria

Armeria alpina
Armeria alpina
Armeria juniperifolia
Armeria juniperifolia
Armeria juniperifolia 'alba'
Armeria juniperifolia 'alba'
Armeria juniperifolia 'Bevan's variety'
Armeria juniperifolia 'Bevan's variety'
Armeria juniperifolia 'Drake's Deep Form'
Armeria juniperifolia 'Drake's Deep Form'
Armeria juniperifolia 'Lelekovice'
Armeria juniperifolia 'Lelekovice'
Armeria juniperifolia 'New Zealand Form'
Armeria juniperifolia 'New Zealand Form'
Armeria juniperifolia 'Spiny Dwarf Form'
Armeria juniperifolia 'Spiny Dwarf Form'
Armeria maritima
Armeria maritima
Armeria maritima 'koster'
Armeria maritima 'koster'
Armeria maritima 'Rubrifolia'
Armeria maritima 'Rubrifolia'
Armeria pseudarmeria 'Ballerina Red'
Armeria pseudarmeria 'Ballerina Red'
Armeria pubigera
Armeria pubigera

Artemisia

Artemisia alpina
Artemisia alpina
Artemisia arborescens
Artemisia arborescens
Artemisia campestris ssp martima
Artemisia campestris ssp martima (= Lloydii)
Artemisia ludoviciana var albula
Artemisia ludoviciana var albula
Artemisia maritima
Artemisia maritima
Artemisia nitida 'Glacialis'
Artemisia nitida 'Glacialis'
Artemisia schmidtiana 'nana'
Artemisia schmidtiana 'Nana'
Artemisia umbelliformis

Artemisia umbelliformis

(= Artemisia mutellina)

Artemisia valesiaca
Artemisia valesiaca

Aruncus

Aruncus aethusifolius
Aruncus aethusifolius

Asarina

Asarina procumbens
Asarina procumbens

Asperula

Asperula arcadiensis
Asperula arcadiensis
Asperula boissierii
Asperula boissierii
Asperula cynanchica
Asperula cynanchica
Asperula cynanchica
Asperula cynanchica ' Pyrénées'
Asperula daphneola
Asperula daphneola
Asperula gussonii
Asperula gussonii
Asperula hirta
Asperula hirta
Asperula lilaciflora
Asperula lilaciflora
Asperula nitida
Asperula nitida
Asperula sintenisii
Asperula sintenisii
Asperula subberosa
Asperula subberosa
Asperula tinctoria
Asperula tinctoria

Asplenium

Asplenium ceterach
Asplenium ceterach
Asplenium ruta-muraria & Asplenium trichomanes

Asplenium ruta-muraria &

Asplenium trichomanes

Aster

Aster alpinus
Aster alpinus
Aster coloradoensis
Aster coloradoensis
Aster himalaicus
Aster himalaicus hort.
Aster sibiricus
Aster sibiricus
Aster x novae-angliae
Aster novae-angliae hort.

Astericus

Astericus maritimus
Astericus maritimus

Astilbe

Astilbe chinensis var pumilia
Astilbe chinensis var pumila

Astragalus

Astragalus angustifolius
Astragalus angustifolius
Astragalus danicus
Astragalus danicus
Astragalus massiliensis
Astragalus massiliensis

Astrantia

Astrantia major
Astrantia major

Atocion

Atocion armeria

Atocion armeria

(= Silene armeria)

Atocion rupestre

Atocion rupestre

(= Silene rupestris)

Aubrieta

Aubrieta canescens ssp canescens
Aubrieta canescens ssp canescens
Aubrieta 'Antique rose'
Aubrieta 'Antique rose'
Aubrieta 'Downers Variegata'
Aubrieta 'Downer's Variegata'
Aubrieta 'Elsa Lancaster'
Aubrieta 'Elsa Lancaster'
Aubrieta 'Elsa Lancaster'
Aubrieta x cultorum 'Kitte rose'
Aubrieta 'Royal blue'
Aubrieta 'Royal blue'
Aubrieta 'Royal red'
Aubrieta 'Royal red'

Aurinia

Aurinia saxatilis

Aurinia saxatilis

(= Alyssum saxatilis)

Azorella

Azorella trifurcata
Azorella trifurcata
Azorella trifurcata 'Nana'
Azorella trifurcata 'Nana'

Ballota