Taxa Count: 10

VISCACEAE

Arceuthobium abietinum

Arceuthobium americanum

Arceuthobium cyanocarpum

Arceuthobium douglasii

Arceuthobium laricis

Arceuthobium siskiyouense

Arceuthobium tsugense

Arceuthobium tsugense ssp. amabilae

Arceuthobium tsugense ssp. mertensianae

Arceuthobium tsugense ssp. tsugense