Bellflowers and Harebells: The Genus Campanula -
Calicoflowers and Downingia: The Genus Downingia -
Blue Cup, Common Blue Cup, Githopsis: Githopsis specularioides (Synonyms: Githopsis calycina, Githopsis specularioides var. hirsuta) -
Heterocodon, Rareflower Heterocodon, Western Pearlflower: Heterocodon rariflorus (Synonyms: Heterocodon rariflorum, Specularia rariflora, Specularia rariflorum) -
Howellia, Water Howellia, Water Howellwort: Howellia aquatilis -
Mountain Sheep's Bit: Jasione montana -
Dortmann's Cardinalflower, Dortmann's Lobelia, Water Gladiola, Water Lobelia: Lobelia dortmanna -
Trailing Lobelia: Lobelia erinus -
Brook Lobelia: Lobelia kalmii -
Common Nemacladus, Common Threadplant, Slender Nemacladus: Nemacladus capillaris -
Fleshy Porterella: Porterella carnulosa -
Small Venus' Looking-glass: Triodanis biflora (Synonym: Specularia biflora) -
Clasping Venus' Looking-glass, Clasping-leaf Venus'-looking-glass, Venus' Looking-glass: Triodanus perfoliata (Synonyms: Legousia perfoliata, Specularia perfoliata) -