Amelanchier x Amelanchier alnifolia
Amelanchier alnifolia 'Regent' Amelanchier arborea
Amelanchier canadensis Amelanchier canadensis 'Tradition'
Amelanchier x grandiflora Amelanchier x grandiflora 'Autumn Brilliance'
Amelanchier x grandiflora 'Cole's Select' Amelanchier x grandiflora 'Princess Diana'
Amelanchier x grandiflora 'Robin Hill' Amelanchier x grandiflora 'Strata'
Amelanchier laevis Amelanchier laevis 'Cumulus'
Amelanchier laevis 'Lancifolia' Amelanchier lamarckii
Amelanchier obovalis 'Jennybelle' Amelanchier ovalis 'Pumila'
Amorpha fruticosa Amorpha nana
Ampelopsis brevipedunculata Ampelopsis brevipedunculata 'Elegans'
Amphitecna latifolia Anacardium occidentale
Andromeda polifolia 'Blue Ice' Andromeda polifolia 'Grandiflora Compacta'
Anemopaegna chamberlaynii Angophora cordifolia
Angophora hispida Angophora intermedia
Anisacanthus thurberi Anisodontea x hypomandarum 'Tara's Pink'
Annona glabra Annona muricata
Annona reticulata Antigonon leptopus
Aphananthe aspera Aphelandra squarrosa
Aralia elata Aralia elata 'Silver Umbrella'
Aralia elata 'Variegata' Aralia spinosa
Araucaria angustifolia Araucaria araucana
Araucaria bidwillii Araucaria biramulata
Araucaria columnaris Araucaria cunninghamii
Araucaria heterophylla Araucaria hunsteinii
Araucaria luxurians Araucaria montana
Araucaria muelleri Araucaria subulata
Arbutus 'Marina' Arbutus andrachne
Arbutus x andrachnoides Arbutus menziesii
Arbutus unedo Arbutus xalapensis
Archontophoenix alexandrae Archontophoenix cunninghamiana
Archontophoenix cunninghamiana var. illawarra Arctostaphylos x 'Sunset'
Arctostaphylos 'Green Bay' Arctostaphylos 'Greensphere'
Arctostaphylos 'John Dourley' Arctostaphylos 'Monica'
Arctostaphylos 'Pacific Mist' Arctostaphylos andersonii var. pallida
Arctostaphylos densiflora Arctostaphylos densiflora 'Emerald Carpet'
Arctostaphylos densiflora 'Harmony' Arctostaphylos densiflora 'Howard McMinn'
Arctostaphylos densiflora 'Sentinel' Arctostaphylos densiflora 'White Lanterns'
Arctostaphylos diversifolia Arctostaphylos diversifolia var. planifolia
Arctostaphylos edmundsii Arctostaphylos edmundsii var. parvifolia 'Bert Johnson'
Arctostaphylos edmundsii var. parvifolia 'Bronzemat' Arctostaphylos glandulosa ssp. glandulosa
Arctostaphylos glauca Arctostaphylos hookeri 'Buxifolia'
Arctostaphylos hookeri 'Mills' Arctostaphylos hookeri 'Monterey Carpet'
Arctostaphylos hookeri 'Wayside' Arctostaphylos hookeri ssp. franciscana
Arctostaphylos hookeri ssp. hookeri Arctostaphylos hookeri ssp. montana
Arctostaphylos hooveri Arctostaphylos imbricata ssp. imbricata
Arctostaphylos manzanita Arctostaphylos nevadensis 'Chipeta'
Arctostaphylos pajaroensis Arctostaphylos patula
Arctostaphylos pumila Arctostaphylos purissima
Arctostaphylos refugioensis Arctostaphylos x repens
Arctostaphylos stanfordiana Arctostaphylos stanfordiana ssp. bakeri
Arctostaphylos stanfordiana ssp. bakeri 'Louis Edmunds' Arctostaphylos uva-ursi
Arctostaphylos uva-ursi 'Massachusetts' Arctostaphylos uva-ursi 'Microphylla'
Arctostaphylos uva-ursi 'Point Reyes' Arctostaphylos uva-ursi 'Radiant'
Arctostaphylos viridissima Arctostaphylos viscida
Arctostaphylos wellsii