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Penstemon moffatii subsp. moffatii

Penstemon moffatii subsp. paysonii

Penstemon newberryi subsp. newberryi

Penstemon procerus var. tolmiei

Penstemon nitidus var. polyphyllus

Penstemon pseudospectabilis subsp. pseudospectabilis

Penstemon monoensis

Mono penstemon

Penstemon palmeri

Palmer penstemon

Penstemon perpulcher

Minidoka beardtongue

Penstemon putus

Penstemon rattanii subsp. rattanii

Penstemon rhizomatosus

Plagiochila sullivantii var. spinigera

Penstemon tiehmii

Penstemon triflorus subsp. triflorus

Penstemon tubiflorus var. achoreus

Penstemon tusharensis

Penstemon virgatus subsp. asa-grayi

Penstemon roezlii

Roezl's penstemon

Penstemon rydbergii

Rydberg's beardtongue