Species by Genus: Tsuga
- Tsuga albertiana
- Tsuga americana
- Tsuga brunoniana
- Tsuga canadensis
- Tsuga canadensis f. fastigiata
- Tsuga canadensis f. gracilis
- Tsuga canadensis var. minuta
- Tsuga caroliniana
- Tsuga chinensis
- Tsuga dumosa
- Tsuga forrestii
- Tsuga heterophylla
- Tsuga longibracteata
- Tsuga mertensiana
- Tsuga mertensiana f. argentea
- Tsuga pattoniana
- Tsuga spp.
- Tsuga williamsonii