Muskroot Family: Adoxaceae
Elderberries of Mt. Adams: The Genus Sambucus -
High-bush Cranberry, Squashberry: Viburnum edule (Synonyms: Viburnum opulus var. edule,Viburnum pauciflorum) -
Honeysuckle Family: Caprifoliaceae
Honeysuckles of Mt. Adam: The Genus Lonicera -
Snowberries of Mt. Adams: The Genus Symphoricarpos -
Twinflower Family: Linnaeaceae
American Twinflower, Longtube Twinflower, Twinflower: Linnaea borealis ssp. longiflora (Synonyms: Linnaea americana, Linnaea borealis ssp. americana, Linnaea borealis var. americana, Linnaea borealis var. longiflora) -