Longtube Twinflower, Twin Flower, Western Twinflower: Linnaea borealis var. longiflora (Synonyms: Linnaea americana, Linnaea borealis ssp. americana, Linnaea borealis var. americana, Linnaea borealis ssp. longiflora, Linnaea longiflora) - Small perennial shrubby-herb, ground cover with small, shiny, oval leaves and flower stalks that split to have 2 small, pink, funnel-shaped flowers hanging down. Flowers are reminiscent of an old, double street lamp in appearance.

Honeysuckles: The Genus Lonicera - Corolla long and tubular or shorter and bell-shaped, with the tube and lobes generally irregular.

Elderberries: The Genus Sambucus - Corolla saucer-shaped or disk-shaped. Leaves with pinnately compound blades.

Snowberries: The Genus Symphoricarpos - Corolla bells-shaped and regular, the tube and lobes all uniform in appearance.

Viburnums: The Genus Viburnum - Corolla saucer-shaped or disk-shaped. Leaves with simple, pinnately-veined blades.