Beardtongue (Penstemon) -

• Stickystem Penstemon (Glandulosus)
  Stickystem Penstemon, Stickystem Penstemon
• Fremont's Beardtongue (Fremontii)
  Fremont's Beardtongue, Fremont's Beardtongue
• Eastern Smooth Beardtongue (Laevigatus)
  
• Southwestern Beardtongue (Laevis)
  
• Sevier Plateau Beardtongue (Leptanthus)
  
• Larchleaf Beardtongue (Laricifolius)
  Larchleaf Beardtongue, Larchleaf Beardtongue
• Franklin's Penstemon (Franklinii)
  
• Flowers' Beardtongue (Flowersii)
  
• Fendler's Penstemon (Fendleri)
  
• Glaucous Beardtongue (Euglaucus)
  
• Threadleaf Beardtongue (Filiformis)
  
• High Mountain Penstemon (Flavescens)
  
• Panamint Beardtongue (Floridus)
  Austin's Beardtongue, Panamint Beardtongue
• Cordillia's Beardtongue (Floribundus)
  
• Toadflax Penstemon (Linarioides)
  Toadflax Beardtongue, Toadflax Beardtongue, Toadflax Penstemon
• Nodding Beardtongue (Laxiflorus)
  
• Metcalfe's Beardtongue (Metcalfei)
  
• Tiger Beardtongue (Mensarum)
  
• Mirus (Mirus)
  
• Malheur Penstemon (Miser)
  
• Mono Penstemon (Monoensis)
  
• Moffatt's Beardtongue (Moffatii)
  Moffatt's Beardtongue, Moffatt's Beardtongue
• Marcus' Beardtongue (Marcusii)
  
• Lyall's Beardtongue (Lyallii)
  
• Smoothleaf Beardtongue (Leiophyllus)
  Smoothleaf Beardtongue, Keck's Beardtongue, Smoothleaf Beardtongue
• Tufted Penstemon (Laxus)
  
• Lemhi Penstemon (Lemhiensis)
  
• Handsome Beardtongue (Lentus)
  Handsome Beardtongue, Handsome Beardtongue
• Longflower Penstemon (Longiflorus)
  
• Leonard's Beardtongue (Leonardii)
  Higgins' Beardtongue, Leonard's Beardtongue, Leonard's Beardtongue
• Fuzzytongue Penstemon (Eriantherus)
  Fuzzytongue Penstemon, Cleburn's Penstemon, Fuzzytongue Penstemon
• Rocky Ledge Penstemon (Ellipticus)
  
• Wasatch Beardtongue (Cyananthus)
  Wasatch Beardtongue, Wasatch Beardtongue
• Cusick's Beardtongue (Cusickii)
  
• Blue Penstemon (Cyaneus)
  
• Bluestem Beardtongue (Cyanocaulis)
  
• Cochise Beardtongue (Dasyphyllus)
  
• Sagebrush Beardtongue (Cyathophorus)
  
• Crideri (Crideri)
  
• Crandall's Beardtongue (Crandallii)
  Crandall's Beardtongue, Crandall's Beardtongue, Crandall's Beardtongue
• Dusty Beardtongue (Comarrhenus)
  
• White River Beardtongue (Scariosus)
  White River Beardtongue, Neese's Blue Mountain Beardtongue, Garrett's Beardtongue
• Compact Penstemon (Compactus)
  
• Tunnel Springs Beardtongue (Concinnus)
  
• Owens Valley Beardtongue (Confusus)
  
• Yellow Penstemon (Confertus)
  
• Davidson's Penstemon (Davidsonii)
  Davidson's Penstemon, Menzies' Penstemon, Timberline Beardtongue
• Deam's Beardtongue (Deamii)
  
• Mt. Tumbull Beardtongue (Distans)
  
• Dissected Beardtongue (Dissectus)
  
• Jones' Beardtongue (Dolius)
  Jones' Beardtongue, Duchesne Penstemon
• Dubius (Dubius)
  
• Rockvine Penstemon (Elegantulus)
  
• Firecracker Penstemon (Eatonii)
  Firecracker Penstemon, Firecracker Penstemon, Firecracker Penstemon
• Cataiina Beardtongue (Discolor)
  
• Twoleaf Beardtongue (Diphyllus)
  
• Parachute Beardtongue (Debilis)
  
• Mt. Graham Beardtongue (Deaveri)
  
• Degener's Beardtongue (Degeneri)
  
• Scabland Penstemon (Deustus)
  Scabland Penstemon, Scabland Penstemon, Scabland Penstemon
• Talus Slope Penstemon (Digitalis)
  
• Cordroot Beardtongue (Montanus)
  Central Idaho Penstemon, Cordroot Beardtongue
• Coiled Anther Penstemon (Ophianthus)
  
• Tiehm's Beardtongue (Tiehmii)
  
• Tidestrom's Beardtongue (Tidestromii)
  
• Trinity Penstemon (Tracyi)
  
• Heller's Beardtongue (Triflorus)
  Heller's Beardtongue, Heller's Beardtongue
• White Wand Beardtongue (Tubiflorus)
  White Wand Beardtongue, White Wand Beardtongue
• Riggin's Penstemon (Triphyllus)
  
• Thurber's Penstemon (Thurberi)
  
• Thompson's Beardtongue (Thompsoniae)
  Jaeger's Beardtongue, Thompson's Beardtongue
• Susanville Beardtongue (Sudans)
  
• Hackberry Beardtongue (Subulatus)
  
• Superb Beardtongue (Superbus)
  
• Eastern Whiteflower Beardtongue (Tenuiflorus)
  
• Germander Beardtongue (Teucrioides)
  
• Sharpsepal Beardtongue (Tenuis)
  
• Tushar Range Beardtongue (Tusharensis)
  
• Uinta Mountain Beardtongue (Uintahensis)
  
• Watson's Penstemon (Watsonii)
  
• Washington Beardtongue (Washingtonensis)
  
• Wilcox's Penstemon (Wilcoxii)
  
• Whipple's Penstemon (Whippleanus)
  
• Yampa Beardtongue (Yampaensis)
  
• Wright's Beardtongue (Wrightii)
  
• Ward's Beardtongue (Wardii)
  
• Upright Blue Beardtongue (Virgatus)
  
• Utah Penstemon (Utahensis)
  
• Oneside Penstemon (Unilateralis)
  
• Venus Penstemon (Venustus)
  
• Variable-color Beardtongue (Versicolor)
  
• Front Range Beardtongue (Virens)
  
• Finetooth Beardtongue (Subserratus)
  
• Smooth Penstemon (Subglaber)
  
• Mountain Pride (Newberryi)
  Berry's Penstemon, Mountain Pride, Sonoma Penstemon
• Plumas County Beardtongue (Neotericus)
  
• Waxleaf Penstemon (Nitidus)
  Waxleaf Penstemon, Waxleaf Penstemon
• Flagstaff Beardtongue (Nudiflorus)
  
• Apache Beardtongue (Oliganthus)
  
• Oklahoma Beardtongue (Oklahomensis)
  
• New Mexico Beardtongue (Neomexicanus)
  
• Navajo Mountain Beardtongue (Navajoa)
  
• Eggleaf Beardtongue (Ovatus)
  
• Osterhout's Beardtongue (Osterhoutii)
  
• Mt. Moriah Beardtongue (Moriahensis)
  
• Manyflower Beardtongue (Multiflorus)
  
• Dwarf Beardtongue (Nanus)
  
• Scarlet Beardtongue (Murrayanus)
  
• Thickleaf Beardtongue (Pachyphyllus)
  Thickleaf Beardtongue, Mucronate Penstemon, Thickleaf Beardtongue
• Paiute Beardtongue (Pahutensis)
  
• Showy Penstemon (Spectabilis)
  Showy Penstemon, Showy Penstemon
• Royal Penstemon (Speciosus)
  
• Sonoran Beardtongue (Stenophyllus)
  
• Stephens' Penstemon (Stephensii)
  
• Rocky Mountain Penstemon (Strictus)
  
• Mancos Penstemon (Strictiformis)
  
• Wallowa Beardtongue (Spatulatus)
  
• Small's Beardtongue (Smallii)
  
• Sidebells Penstemon (Secundiflorus)
  
• Pale Beardtongue (Pallidus)
  
• Shortlobe Penstemon (Seorsus)
  
• Littlecup Beardtongue (Sepalulus)
  
• Serrulate Penstemon (Serrulatus)
  
• Pinyon Beardtongue (Scapoides)
  
• Upland Beardtongue (Saxosorum)
  
• Blueleaf Beardtongue (Glaucinus)
  
• Sawsepal Penstemon (Glaber)
  Alpine Sawsepal Penstemon, Brandegee's Penstemon, Sawsepal Penstemon
• Globe Penstemon (Globosus)
  
• Lapoint Beardtongue (Goodrichii)
  
• Slender Penstemon (Gracilentus)
  
• Gorman's Beardtongue (Gormanii)
  
• Gibbens' Beardtongue (Gibbensii)
  
• Gentian Beardtongue (Gentianoides)
  
• Sunset Crater Beardtongue (Clutei)
  
• Cleveland's Beardtongue (Clevelandii)
  Cleveland's Beardtongue, San Jacinto Beardtongue, Cleveland's Beardtongue
• Cobaea Beardtongue (Cobaea)
  
• Death Valley Beardtongue (Fruticiformis)
  Death Valley Beardtongue, Death Valley Beardtongue
• Gairdner's Beardtongue (Gairdneri)
  Gairdner's Beardtongue, Gairdner's Beardtongue
• Bush Penstemon (Fruticosus)
  Bush Penstemon, Littleleaf Bush Penstemon, Sawleaf Bush Penstemon
• Lilac Penstemon (Gracilis)
  Lilac Penstemon, Wisconsin Penstemon
• Uinta Basin Beardtongue (Grahamii)
  
• Blowout Beardtongue (Haydenii)
  
• Big Bend Beardtongue (Havardii)
  
• Sierra Beardtongue (Heterodoxus)
  Sierra Beardtongue, Sierra Beardtongue, Shasta Beardtongue
• Bunchleaf Penstemon (Heterophyllus)
  Foothill Beardtongue, Bunchleaf Penstemon, Purdy's Penstemon
• Low Beardtongue (Humilis)
  Low Beardtongue, Low Beardtongue, Low Beardtongue
• Hairy Beardtongue (Hirsutus)
  
• Hartweg's Beardtongue (Hartwegii)
  
• Harrington's Beardtongue (Harringtonii)
  
• Griffin's Beardtongue (Griffinii)
  
• Large Beardtongue (Grandiflorus)
  
• Grinnell's Beardtongue (Grinnellii)
  Grinnell's Beardtongue, Grinnell's Beardtongue
• Guadalupe Beardtongue (Guadalupensis)
  
• Harbour's Beardtongue (Harbourii)
  
• Hall's Beardtongue (Hallii)
  
• Ash Penstemon (Cinicola)
  
• Scarlet Bugler (Centranthifolius)
  
• Eustis Lake Beardtongue (Australis)
  
• Colorado Beardtongue (Auriberbis)
  
• Azure Penstemon (Azureus)
  Azure Penstemon, Azure Penstemon
• White River Valley Beardtongue (Barnebyi)
  
• Pinto Beardtongue (Bicolor)
  Pinto Beardtongue, Pinto Beardtongue
• Barrett's Beardtongue (Barrettiae)
  
• Kaiparowits Beardtongue (Atwoodii)
  
• Sulphur Penstemon (Attenuatus)
  Sulphur Penstemon, South Idaho Penstemon, Sulphur Beardtongue
• Beardlip Penstemon (Barbatus)
  Beardlip Penstemon, Torrey's Penstemon, Beardlip Penstemon
• Baccharisleaf Beardtongue (Baccharifolius)
  
• Nevada Sanddune Beardtongue (Arenarius)
  
• Sand Penstemon (Arenicola)
  
• Arkansas Beardtongue (Arkansanus)
  
• Stiffleaf Penstemon (Aridus)
  
• Red Canyon Beardtongue (Bracteatus)
  
• Shortstem Beardtongue (Breviculus)
  
• Eastern Gray Beardtongue (Canescens)
  
• Bellflower Beardtongue (Campanulatus)
  
• Cardinal Beardtongue (Cardinalis)
  Cardinal Beardtongue, Cardinal Beardtongue
• Cardwell's Beardtongue (Cardwellii)
  
• Cary's Beardtongue (Caryi)
  
• Fleshy Beardtongue (Carnosus)
  
• Longsepal Beardtongue (Calycosus)
  
• California Penstemon (Californicus)
  
• Buckley's Beardtongue (Buckleyi)
  
• Bryant's Beardtongue (Bryantiae)
  
• San Bernardino Beardtongue (Caesius)
  
• Mat Penstemon (Caespitosus)
  Mat Penstemon, Mat Penstemon, Mat Penstemon
• Limestone Beardtongue (Calcareus)
  
• Idaho Beardtongue (Idahoensis)
  
• Steptoe Valley Beardtongue (Immanifestus)
  
• Littleflower Penstemon (Procerus)
  Pincushion Beardtongue, Pincushion Beardtongue, Pincushion Beardtongue
• Western Whiteflower Beardtongue (Pratensis)
  
• Chelan Beardtongue (Pruinosus)
  
• Mt. Washington Beardtongue (Pseudoparvus)
  
• Desert Penstemon (Pseudospectabilis)
  Desert Beardtongue, Desert Beardtongue
• Kaibab Plateau Beardtongue (Pseudoputus)
  
• Broadleaf Beardtongue (Platyphyllus)
  
• Pine Valley Penstemon (Pinorum)
  
• Blue Mountain Beardtongue (Pennellianus)
  
• Penland's Beardtongue (Penlandii)
  
• Minidoka Beardtongue (Perpulcher)
  
• Closethroat Beardtongue (Personatus)
  
• Pineneedle Beardtongue (Pinifolius)
  
• Petiolate Beardtongue (Petiolatus)
  
• Kawich Range Beardtongue (Pudicus)
  
• Salmon River Beardtongue (Pumilus)
  
• Roezl's Penstemon (Roezlii)
  
• Cutleaf Beardtongue (Richardsonii)
  Cutleaf Beardtongue, Cutleaf Beardtongue, Richardson's Penstemon
• Bridge Penstemon (Rostriflorus)
  
• Wassuk Range Beardtongue (Rubicundus)
  
• Rydberg's Penstemon (Rydbergii)
  Meadow Beardtongue, Herbaceous Penstemon, Swollen Penstemon
• Cliff Beardtongue (Rupicola)
  
• Scheel Creek Beardtongue (Rhizomatosus)
  
• Adobe Hills Beardtongue (Retrorsus)
  
• Black River Beardtongue (Putus)
  
• Snow Mountain Beardtongue (Purpusii)
  
• Matroot Penstemon (Radicosus)
  
• Lanceleaf Beardtongue (Ramosus)
  
• Rattan's Beardtongue (Rattanii)
  Santa Cruz Mountains Beardtongue, Rattan's Beardtongue
• Peirsonii (Peirsonii)
  
• Peck's Beardtongue (Peckii)
  
• White Penstemon (Albidus)
  
• Alberta Beardtongue (Albertinus)
  
• Firleaf Beardtongue (Abietinus)
  
• Absaroka Range Beardtongue (Absarokensis)
  
• Sharpleaf Penstemon (Acuminatus)
  Sharpleaf Penstemon, Sharpleaf Penstemon
• Stemless Beardtongue (Acaulis)
  
• Mountain Blue Penstemon (Laetus)
  Mountain Blue Penstemon, Mountain Blue Penstemon, Mountain Blue Penstemon
• San Gabriel Beardtongue (Labrosus)
  
• Inflated Beardtongue (Inflatus)
  
• Mojave Beardtongue (Incertus)
  
• James' Beardtongue (Jamesii)
  
• Antelope Valley Beardtongue (Janishiae)
  
• King's Beardtongue (Kingii)
  
• Jonesii (Jonesii)
  
• Los Alamos Beardtongue (Alamosensis)
  
• Whitemargin Beardtongue (Albomarginatus)
  
• Montezuma County Beardtongue (Parviflorus)
  
• Parry's Beardtongue (Parryi)
  
• Aquarius Plateau Beardtongue (Parvus)
  
• Lone Pine Beardtongue (Patens)
  
• Payson's Beardtongue (Paysoniorum)
  
• Payette Beardtongue (Payettensis)
  
• Parishii (Parishii)
  
• Inyo Beardtongue (Papillatus)
  
• Gilia Beardtongue (Ambiguus)
  Gilia Beardtongue, Pink Plains Beardtongue
• Lowland Beardtongue (Alluviorum)
  
• Sandloving Penstemon (Ammophilus)
  
• Siskiyou Beardtongue (Anguineus)
  
• Palmer's Penstemon (Palmeri)
  Palmer's Penstemon, Scented Beardtongue, Scented Beardtongue
• Broadbeard Beardtongue (Angustifolius)
  Broadbeard Beardtongue, Broadbeard Beardtongue, Broadbeard Beardtongue