White Fir Dwarf Mistletoe: Arceuthobium abietinum f. sp. concoloris (Synonym: Arceuthobium campylopodum)
Wien's Dwarf Mistletoe: Arceuthobium abietinum ssp. wiensii (Synonym: Arceuthobium campylopodum)
Douglas Fir Dwarf Mistletoe, Douglas-fir Dwarf-mistletoe: Arceuthobium douglasii - Parasite of Douglas Fir (Pseudotsuga menziesii).
Knobcone Pine Dwarf Mistletoe: Arceuthobium siskiyouense (Synonym: Arceuthobium campylopodum)
Hemlock Dwarf Mistletoe: Arceuthobium tsugense ssp. amabilae (Synonym: Arceuthobium campylopodum)
Mountain Hemlock Dwarf Mistletoe: Arceuthobium tsugense ssp. mertensiane (Synonym: Arceuthobium campylopodum)
Western Hemlock Dwarf Mistletoe: Arceuthobium tsugense ssp. tsugense (Synonyms: Arceuthobium campylopodum f. tsugensis, Arceuthobium campylopodum)
Juniper Mistletoe, Constricted Mistletoe: Phoradendron juniperinum (Synonyms: Phoradendron juniperinum ssp. libocedri, Phoradendron juniperinum ssp. juniperinum, Phoradendron juniperinum var. ligatum, Phoradendron ligatum)
Incese Cedar Mistletoe: Phoradendron libocedri
Oak Mistletoe: Phoradendron serotinum ssp. tomentosum (Synonyms: Phoradendron villosum ssp. villosum, Phoradendron flavescens, Phoradendron flavescens var. villosum, Phoradendron villosum)