Celtis laevigata was created in 1811.
Celtis occidentalis was created in 1753.
Celtis timorensis was created in 1841.
Carex laevigata was created in 1800.
Atta laevigata was created in 1860.
Stenodema laevigata was created in 1758.
Idaea laevigata was created in 1763.
Linckia laevigata was created in 1758.
Georissa laevigata was created in 1894.
Omphalotropis laevigata was created in 1894.
Prosopis laevigata was created in 1962.
Kingdom:AnimaliaPhylum:EchinodermataClass:AsteroideaOrder:ValvatidaFamily:OphidiasteridaeGenus:LinckiaSpecies:L. laevigata
That is the correct spelling of "hackberry" (genus Celtis-- the Chinese Hackberry is Celtis sinensis).