Elaephorbia drupifera
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Eleocharis dulcis
Eleocharis elliptica
Elettaria cardamomum
Eleutherococcus sessiliflorus
Eleutherococcus sieboldianus
Eleutherococcus sieboldianus 'Variegatus'
Elsholtzia stauntonii
Elymus arenarius 'Blue Dune'
Elymus canadensis
Elymus hystrix
Elymus villosus
Emmenopterys henryi
Empetrum nigrum
Encephalartos altensteinii
Encyclia alata
Encyclia alata var. majus
Encyclia cordigera var. rosea
Encyclia fowliei
Encyclia hanburyi
Encyclia tampensis
Enemion biternatum
Enkianthus campanulatus
Enkianthus campanulatus 'Kisoji No Haru'
Enkianthus campanulatus 'Showy Lantern'