Synonyms
Razoumofskya douglasii subsp. tsugensis (Rosend.) Piper
Arceuthobium douglasii var. tsugense (Rosend.) M.E.Jones
Razoumofskya tsugensis Rosend.
Arceuthobium campylopodum f. tsugense (Rosend.) L.S.Gill
Arceuthobium campylopodum subsp. tsugense (Rosend.) Nickrent