Taxonomic history:
1753: Linnaeus described this species as Thuja occidentalis in Species Plantarum, 1st ed., p. 1002 of Ray Society 1957 facsimile.
Today: The current name for this species is Thuja occidentalis L.
original Latin description
Thuja strobilis laevibus: squamis obtusis.
English translation
Thuja with a strobilus smoothp [and] with scales obtuse.
| Thuja | Thuja |
| with strobili | strobilis - ablative plural of second declension masculine noun strobilus, -i |
| smooth | laevibus - ablative plural masculine of group B adjective laevis, -is, -e; modifies strobilis |
| [and] | [added for smoother reading] |
| with scales. | squamis. - ablative plural of first declension feminine noun squama, -ae |
| blunt | obtusis - ablative plural feminine of group A adjective obtusus, -a, -um; modifies squamis |