Tsuga canadensis f. sargentii C.K.Schneid. form synonym

Tsuga diversifolia subsp. blaringhemii (Flous) E.Murray subspecies synonym

Tsuga caroliniana var. compacta Hornibr. variety synonym

Hesperopeuce longibracteata Cheng species doubtful

Tsuga canadensis f. microphylla (Lindl.) Beissn. form synonym

Tsuga canadensis f. albospica (Beissn.) Beissn. form synonym

Tsuga mertensiana (Bong.) Sarg., 1898 species homotypic synonym

Tsuga canadensis var. pendula (Beissn.) Beissn. variety synonym

Abies decidua Wall. ex K.Koch species synonym

Abies canadensis subsp. nana (Carrière) Carrière subspecies synonym

Tsuga heterophylla f. argenteovariegata (C.K.Schneid.) Rehder form synonym

Tsuga canadensis var. fremdii A.Kost. variety homotypic synonym

Tsuga canadensis subsp. milfordensis G.Nicholson subspecies synonym

Tsuga canadensis f. aurea (Beissn.) Rehder form synonym

Tsuga canadensis var. alba-spica (Barron ex Gordon) Beissn. variety synonym

Tsuga canadensis f. alba-spica (Barron ex Gordon) Beissn. form synonym

Tsuga canadensis subsp. argentifolia Sudw. subspecies synonym

Tsuga canadensis f. prostrata Jenk. form synonym

Tsuga canadensis f. argentea (J.Nelson) Rehder form synonym

Abies canadensis subsp. microphylla Lindl. subspecies synonym

Tsuga canadensis subsp. minima Hesse ex Schelle subspecies synonym

Tsuga canadensis f. fastigiata Beissn. form synonym

Tsuga canadensis var. pumila (Ordnung ex Beissn.) Sudw. variety synonym

Tsuga canadensis var. aurea Beissn. variety synonym

Tsuga canadensis f. fremdii (A.Kost. ex Swartley) Rehder form synonym

Tsuga canadensis subsp. minima Hesse subspecies homotypic synonym

Tsuga canadensis f. minima (Hesse ex Schelle) Rehder form synonym

Tsuga heterophylla var. argenteovariegata C.K.Schneid. variety synonym

Abies canadensis var. milfordensis M.Young ex Gordon variety synonym

Tsuga canadensis var. dawsoniana Swartley variety synonym

Tsuga canadensis var. erecta Sudw. variety synonym

Tsuga canadensis f. pumila Ordnung ex Beissn. form synonym

Tsuga canadensis f. hussii (Swartley) Rehder form synonym

Tsuga canadensis subsp. argenteovariegata Sudw. subspecies synonym

Tsuga canadensis var. fremdii A.Kost. ex Swartley variety synonym

Tsuga canadensis var. hussii Swartley variety synonym

Tsuga canadensis f. pumila Ordnung form homotypic synonym

Tsuga canadensis subsp. variegata Otto subspecies synonym

Tsuga canadensis f. taxifolia (Swartley) Rehder form synonym

Abies canadensis var. argentea J.Nelson variety synonym

Tsuga canadensis var. nana Carrière variety synonym

Tsuga canadensis f. globosa Beissn. form synonym

Abies canadensis var. milfordensis M.Young variety homotypic synonym

Pinus sieboldii A.Murray bis species synonym

Tsuga canadensis var. pyramidalis Zederb. variety synonym

Tsuga canadensis f. dawsoniana (Swartley) Rehder form synonym

Tsuga canadensis f. columnaris Bolle ex Beissn. form synonym

Tsuga canadensis subsp. paucifolia Sudw. subspecies synonym

Tsuga canadensis var. argentea (J.Nelson) A.Henry variety synonym

Abies canadensis var. alba-spica Barron variety homotypic synonym

Tsuga ulleungensis G.P.Holman, Del Tredici, Havill, N.S.Lee & C.S.Campb. species accepted

×Tsugopiceotsuga jeffreyi (A.Henry) Van Campo & Gaussen species synonym

Abies canadensis var. gracilis Waterer ex Godr. variety synonym

Abies hanburyana Godr. species synonym

Tsuga dumosa var. yunnanensis (Franch.) Silba variety synonym

Tsuga chinensis subsp. forrestii (Downie) A.E.Murray subspecies synonym

Tsuga canadensis var. sparsifolia Beissn. variety synonym

Tsuga canadensis f. minuta (Teusch.) Rehder form synonym

Picea canadensis (Linnaeus, 1763) species synonym

Tsuga mertensiana var. jeffreyi (A.Henry) C.K.Schneid. variety synonym

Tsuga canadensis f. fastigiata (Beissn.) C.K.Schneid. form synonym

Abies canadensis var. gracilis Waterer ex Gordon variety synonym

Tsuga canadensis var. fastigiata Beissn. variety synonym

Tsuga canadensis f. gracilis (Waterer ex Gordon) Beissn. form synonym

Tsuga ×jeffreyi (A.Henry) A.Henry species accepted

Pinus canadensis Bong. species synonym

Pinus pattoniana W.R.McNab species synonym

Pinus sieboldii (Carrière) W.R.McNab species synonym

Pinus araragi Siebold species synonym

Pinus tsuga (Siebold & Zucc.) Antoine species synonym

Pinus brunoniana Wall. species synonym

Pinus dumosa D.Don species synonym

Pinus caroliniana (Engelm.) Voss species synonym

Abies pectinata Poir. species synonym

Abies dumosa (D.Don) Mirb. species synonym

Tsuga chinensis subsp. wardii (Downie) E.Murray subspecies synonym

Abies brunoniana Griff. species synonym

Tsuga canadensis var. wellesiana Hornibr. variety synonym

Tsuga canadensis f. compacta (Sénécl.) Rehder form synonym

Tsuga yunnanensis (Franch.) Mast. species synonym

Tsuga yunnanensis (Franch.) E.Pritz. species synonym

Tsuga yunnanensis subsp. dura (Downie) E.Murray subspecies synonym

Tsuga canadensis f. pendula Beissn. form synonym

Abies pattonii J.Jeffrey ex Godr. species synonym

Picea brunoniana Spach ex Godr. species synonym

Picea mertensiana Godr. species synonym

Pinus americana (Mill.) DuRoi species synonym

Micropeuce sieboldii Godr. species synonym

Abies taxifolia J.Jeffrey ex Godr. species synonym

Tsuga miosieboldiana Ozaki, 1974 species accepted

Tsuga nanfengensis Bondarenko et al., 2015 species accepted

Tsuga xianfengensis Xing & Zhou, 2013 species accepted

Tsuga canadensis (L.) Carrière species accepted

Abies curvifolia Salisb. species synonym

Tsuga americana (Mill.) Farwell species synonym

Tsuga chinensis (Franch.) E.Pritz. species accepted

Tsuga mertensiana (Bong.) Carrière species accepted

Tsuga heterophylla (Raf.) Sarg. species accepted

Abies microphylla Raf. species synonym

Abies albertiana A.Murray bis species synonym

Abies bridgesii Kellogg species synonym

Tsuga albertiana (A.Murray bis) Sénécl. species synonym

Tsuga diversifolia (Maxim.) Mast. species accepted

Tsuga blaringhemii Flous species synonym

Abies diversifolia Maxim. species synonym

Tsuga sieboldii Carrière species accepted

Tsuga tsuja (Siebold & Zucc.) A.Murray bis species synonym

Abies tsuga Siebold & Zucc. species synonym

Tsuga araragi (Siebold) Koehne species synonym

Tsuga dumosa (D.Don) Eichler species accepted

Abies yunnanensis Franch. species synonym

Tsuga dura Downie species synonym

Tsuga intermedia Hand.-Mazz. species synonym

Abies brunoniana (Wall.) Lindl. species synonym

Tsuga calcarea Downie species synonym

Abies dumosa (D.Don) Loudon species synonym

Tsuga dumosa subsp. yunnanensis (Franch.) Silba subspecies synonym

Tsuga leptophylla Hand.-Mazz. species synonym

Tsuga wardii Downie species synonym

Tsuga brunoniana (Wall.) Carrière species synonym

Tsuga caroliniana Engelm. species accepted

Abies caroliniana (Engelm.) Chapm. species synonym

Tsuga forrestii Downie species accepted

Tsuga chinensis var. forrestii (Downie) Silba variety synonym

Tsuga canadensis f. atrovirens (Parsons) Beissn. form synonym

Tsuga canadensis f. columnaris Bolle form homotypic synonym

Tsuga canadensis subsp. sargentii-pendula Parsons subspecies synonym

Tsuga canadensis f. nana (Carrière) Rehder form synonym

Abies canadensis subsp. atrovirens Parsons subspecies synonym

Abies canadensis var. alba-spica Barron ex Gordon variety synonym

Tsuga canadensis var. taxifolia Swartley variety synonym

Abies heterophylla Raf. species synonym

Pinus pendula Salisb. species synonym

Abies canadensis (L.) Dum.Cours. species synonym

Pinus tsuga var. nana Endl. variety synonym

Tsuga canadensis var. jenkinsii L.H.Bailey variety synonym

Pinus canadensis L. species synonym

Picea mertensiana (Bong.) Gordon & Glend. species synonym

Picea brunoniana Spach ex Gordon species synonym

Pinus mertensiana Bong. species synonym

Pinus decidua Wall. ex Carrière species synonym

Tsuga ajanensis Regel ex Beissn. species accepted

Micropeuce brunoniana Carrière species synonym

Micropeuce sieboldii Gordon species synonym

×Hesperotsuga jeffreyi (A.Henry) C.N.Page species synonym

Hesperopeuce mertensiana (Bong.) Rydb. species synonym

Tsuga mertensiana subsp. jeffreyi (A.Henry) Silba subspecies synonym

Tsuga pattoniana var. jeffreyi A.Henry variety synonym

Tsuga mertensiana var. macrophylla Beissn. variety synonym

Abies cedroides Griff. ex Carrière species synonym

Tsuga canadensis f. sparsifolia (Beissn.) Rehder form synonym

Tsuga canadensis var. sargentii (Parsons) Bean variety synonym

Tsuga canadensis f. parvula Vict. & J.Rousseau form synonym

Tsuga canadensis var. minuta Teusch. variety synonym

Tsuga canadensis var. macrophylla Hort variety synonym

Abies araragi Siebold species synonym

Abies pattoniana J.Jeffrey ex A.Murray bis species synonym

Abies mertensiana (Bong.) Lindl. & Gordon species synonym

Abies hanburyana Gordon species synonym

Tsuga canadensis var. sargentiana A.H.Kent variety synonym

Pinus araragi Endl. species synonym

Abies americana Mill. species synonym

Abies canadensis Michx. species synonym

Tsuga canadensis var. albospica Beissn. variety synonym

Picea canadensis (Michx.) Link species synonym

Abies tsuga var. nana Endl. variety synonym

Tsuga caroliniana f. compacta (Hornibr.) Rehder form synonym

Tsuga canadensis var. compacta Sénécl. variety synonym

Pinus americana Du Roi species synonym

Tsuga thuja A.Murr. species doubtful

Pinus araragi var. diversifolia (Maxim.) Voss variety synonym

Tsuga canadensis f. jenkinsii (L.H.Bailey) Rehder form synonym

Tsuga brunoniana var. typica Patschke variety synonym

Tsuga canadensis var. sargentii A.Henry variety synonym

Tsuga dumosa subsp. leptophylla (Hand.-Mazz.) E.Murray subspecies synonym

Pinus decidua Wall. species homotypic synonym

Abies canadensis var. gracilis Waterer variety homotypic synonym

Picea brunoniana Spach species homotypic synonym

Abies cedroides Griff. species homotypic synonym