Pseudotsuga glauca var. pumila (Waterer) Hornibr.
Pseudotsuga menziesii var. oaxacana Debreczy & I.Rácz
Pseudotsuga taxifolia subsp. glauca (Beissn.) Schwer.
Pseudotsuga taxifolia f. pumila (Waterer) Schwer.
Pseudotsuga taxifolia var. suberosa Lemmon
Pseudotsuga guinieri var. parvistrobus Flous
Pseudotsuga guinieri var. mediostrobus Flous
Pseudotsuga globulosa Flous
Pseudotsuga macrolepis Flous
Pseudotsuga menziesii subsp. rehderi (Flous) Silba
Pseudotsuga glaucescens Carrière
Pseudotsuga douglasii var. glaucescens G.Nicholson
Pseudotsuga menziesii subsp. lindleyana (Carrière) Silba
Pseudotsuga taxifolia f. argentea (Beissn.) C.K.Schneid.
Pseudotsuga glauca pendula den Ouden
Pseudotsuga taxifolia f. glauca-pendula (Beissn.) Schwer.
Pseudotsuga menziesii f. alexidis B.Boivin
Pseudotsuga lindleyana (Roezl) Carrière
Pseudotsuga taxifolia var. glauca (Beissn.) C.K.Schneid.
Pseudotsuga douglasii var. glauca (Beissn.) Mayr
Pseudotsuga glauca var. caesia (Schwer.) Fitschen
Pseudotsuga taxifolia var. brevifolia Sudw.
Abietia douglasii var. glauca (Beissn.) A.H.Kent
Pseudotsuga taxifolia subsp. glaucescens (Carrière) Schwer.
Pseudotsuga menziesii subsp. glauca (Beissn.) A.E.Murray
Abies lindleyana (Roezl) A.Murray bis
Pseudotsuga glauca var. argentea-pendula (Beissn.) Fitschen
Pseudotsuga taxifolia var. pumila (Beissn.) M.L.Green
Abies douglasii pumila Waterer
Tsuga lindleyana Roezl
Pseudotsuga douglasii pumila (Waterer) G.Paul
Pseudotsuga rehderi Flous
Pseudotsuga douglasii var. pumila Beissn.
Pseudotsuga menziesii subsp. glaucescens (Carrière) P.D.Sell
Pseudotsuga guinieri Flous
Pseudotsuga flahaultii Flous
Pseudotsuga menziesii subsp. caesia (Schwer.) Silba
Tsuga douglasii var. glauca Beissn.
Pseudotsuga mucronata var. suberosa (Lemmon) Lemmon
Pseudotsuga menziesii subsp. oaxacana (Debreczy & I.Rácz) Silba
Pseudotsuga menziesii var. flahaultii (Flous) Silba
Pseudotsuga taxifolia subsp. caesia (Schwer.) Asch. & Graebn.
Pseudotsuga menziesii f. pumila (Beissn.) Franco
Pseudotsuga merrillii Flous
Pseudotsuga menziesii var. caesia (Schwer.) Franco
Pseudotsuga taxifolia f. pendula C.K.Schneid.
Pseudotsuga douglasii f. argentea Beissn.
Pseudotsuga douglasii f. glauca-pendula Beissn.
Pseudotsuga taxifolia f. caesia (Schwer.) Schwer.
Pseudotsuga douglasii f. argentea-pendula Beissn.
Pseudotsuga glauca (Beissn.) Schwer.
Pseudotsuga caesia (Schwer.) Flous
Pseudotsuga douglasii var. caesia Schwer.