| Thuja occidentalis | |
|---|---|
| |
| Leaves and immature cones | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Gymnospermae |
| Division: | Pinophyta |
| Class: | Pinopsida |
| Order: | Cupressales |
| Family: | Cupressaceae |
| Genus: | Thuja |
| Species: | T. occidentalis
|
| Binomial name | |
| Thuja occidentalis | |
| |
| Natural range | |
Thuja occidentalis, also known as northern white-cedar,[1] eastern white-cedar,[2] or arborvitae,[2][3] is an evergreen coniferous tree, in the cypress family Cupressaceae, which is native to eastern Canada and much of the north-central and northeastern United States.[3][4] It is widely cultivated as an ornamental plant. It is not to be confused with Juniperus virginiana (eastern red cedar).
- ^ a b Farjon, A. (2013). "Thuja occidentalis". IUCN Red List of Threatened Species. 2013: e.T42262A2967995. doi:10.2305/IUCN.UK.2013-1.RLTS.T42262A2967995.en.
- ^ a b Cite error: The named reference
vascanwas invoked but never defined (see the help page). - ^ a b "Thuja occidentalis". Germplasm Resources Information Network. Agricultural Research Service, United States Department of Agriculture.
- ^ Cite error: The named reference
GDwas invoked but never defined (see the help page).