Barrett's beardtongue 
Cascade penstemon 
Chelan Penstemon 
Cobaea Beardtongue 
Firecracker Penstemon 
Foxglove beard-tongue 
Gardinier's penstemon 
Golden-beard penstemon 
Hartweg's Beardtongue 
Large Beardtongue 
Lesser yellow beardtongue 
Pale beardtongue 
Parrys Penstemon 
Penstemon fruticosus 
Penstemon procerus 
Penstemon rupicola 
Sierra beardtongue 
Upright Blue Beardtongue 
Wasatch Penstemon