Bracted Lousewort, Towering Lousewort: Pedicularis bracteosa var. flavida (Synonym: Pedicularis flavida) - Approaches the Columbia River Gorge on both sides of the Columbia River, but this may not officially be found in the Gorge?
Coiled Lousewort, Coiled Pedicularis, Coiled-beak Lousewort, White Coiled-beak Lousewort: Pedicularis contorta (Synonym: Pedicularis contorta var. contorta) -
Bull Elephant's-head, Elephanthead Lousewort, Elephant-head Lousewort, Elephant's Head, Elephant's Head Pedicularis: Pedicularis groenlandica (Synonyms: Elephantella groenlandica, Pedicularis groenlandica ssp. surrecta, Pedicularis groenlandica var. surrecta) -
Ram's Horn Pedicularis, Sickletop Lousewort, Sickle-top Lousewort, White Sickletop Lousewort: Pedicularis racemosa (Synonyms: Pedicularis racemosa ssp. albida, Pedicularis racemosa ssp. alba, Pedicularis racemosa ssp. racemosa, Pedicularis racemosa var. alba, Pedicularis racemosa var. racemosa) -