Arceuthobium tsugense (Rosend.) G.N. Jones ssp. mertensianae Hawksw. & Nickrent
Annotated by Meyers, S., 2013.

Oregon: Klamath: Crater Lake National Park, near park boundary, Sphagnum Bog access trail. Elev. 5650 ft.
43.00539° N, 122.27415° W,
Datum: NAD83. Coordinate Source: OrlookId: 20450, StateProvince: Oregon, County: Klamath, LocName: 29S 05E 31. OregonFlora 1994-2020 methodology.
Parasitic on low branches of Tsuga mertensiana, dry woods of Abies magnifica var. shastensis; flat terrain; W slope of Cascade Mts. Tsuga mertensiana, Abies magnifica var. shastensis Https://oregonflora.org/collections/individual/index.php?occid=1069187. Phenology: flowering.

Peter F. Zika; P. Zika 12268, Sep 8, 1994
With R. Brainerd, B. Newhouse
OSC, Accession Number: OSC188494