| 1331         | 
                                                                      Penstemon albertinus         | 
                                                                      blue/violet 15-38cm 19         | 
                                                                      G         | 
          
      
                                                                      | 1331         | 
                                                                      Penstemon albertinus         | 
                                                                      blue/violet 15-38cm 19         | 
                                                                      G         | 
          
      
                                                                      | 3225         | 
                                                                      Penstemon albertinus         | 
                                                                      blue 30cm Montana: West Glacier 30         | 
                                                                      W         | 
          
      
                                                                      | 3225         | 
                                                                      Penstemon albertinus         | 
                                                                      blue 30cm Montana: West Glacier 30         | 
                                                                      W         | 
          
      
                                                                      | 1332         | 
                                                                      Penstemon albidus         | 
                                                                      white/pink-lavender tinge 15-50cm 69 123         | 
                                                                      G         | 
          
      
                                                                      | 1332         | 
                                                                      Penstemon albidus         | 
                                                                      white/pink-lavender tinge 15-50cm 69 123         | 
                                                                      G         | 
          
      
                                                                      | 1333         | 
                                                                      Penstemon angustifolius         | 
                                                                      blue-purple/pink/lavender 15-45cm 57         | 
                                                                      G         | 
          
      
                                                                      | 1333         | 
                                                                      Penstemon angustifolius         | 
                                                                      blue-purple/pink/lavender 15-45cm 57         | 
                                                                      G         | 
          
      
                                                                      | 1334         | 
                                                                      Penstemon angustifolius v caudatus         | 
                                                                      lavender-blue/pink 15-45cm 155         | 
                                                                      G         | 
          
      
                                                                      | 1334         | 
                                                                      Penstemon angustifolius v caudatus         | 
                                                                      lavender-blue/pink 15-45cm 155         | 
                                                                      G         | 
          
      
                                                                      | 1335         | 
                                                                      Penstemon arenicola         | 
                                                                      blue-violet 7-18cm 95         | 
                                                                      G         | 
          
      
                                                                      | 1335         | 
                                                                      Penstemon arenicola         | 
                                                                      blue-violet 7-18cm 95         | 
                                                                      G         | 
          
      
                                                                      | 1336         | 
                                                                      Penstemon auriberbis (ex Fremont Co, CO 2000m)         | 
                                                                      lavender-pink 15-30cm 69         | 
                                                                      G         | 
          
      
                                                                      | 1336         | 
                                                                      Penstemon auriberbis (ex Fremont Co, CO 2000m)         | 
                                                                      lavender-pink 15-30cm 69         | 
                                                                      G         | 
          
      
                                                                      | 1338         | 
                                                                      Penstemon barbatus 'Rondo'         | 
                                                                      purple 25-40cm 142         | 
                                                                      G         | 
          
      
                                                                      | 1338         | 
                                                                      Penstemon barbatus 'Rondo'         | 
                                                                      purple 25-40cm 142         | 
                                                                      G         | 
          
      
                                                                      | 1337         | 
                                                                      Penstemon barbatus (ex Fremont Co, CO 2200m)         | 
                                                                      red 30-75cm 69         | 
                                                                      G         | 
          
      
                                                                      | 1337         | 
                                                                      Penstemon barbatus (ex Fremont Co, CO 2200m)         | 
                                                                      red 30-75cm 69         | 
                                                                      G         | 
          
      
                                                                      | 1339         | 
                                                                      Penstemon caespitosus v desertipicti         | 
                                                                      blue-purplish lavender 2-8cm 87         | 
                                                                      G         | 
          
      
                                                                      | 1340         | 
                                                                      Penstemon calycosus         | 
                                                                      pale lavender-violet/white 60-120cm 151         | 
                                                                      G         | 
          
      
                                                                      | 1340         | 
                                                                      Penstemon calycosus         | 
                                                                      pale lavender-violet/white 60-120cm 151         | 
                                                                      G         | 
          
      
                                                                      | 1341         | 
                                                                      Penstemon cardinalis         | 
                                                                      red-crimson 32-100cm 69 104 117         | 
                                                                      G         | 
          
      
                                                                      | 1341         | 
                                                                      Penstemon cardinalis         | 
                                                                      red-crimson 32-100cm 69 104 117         | 
                                                                      G         | 
          
      
                                                                      | 1342         | 
                                                                      Penstemon cardwellii         | 
                                                                      purple-violet 10-30cm 19 21         | 
                                                                      G         | 
          
      
                                                                      | 1342         | 
                                                                      Penstemon cardwellii         | 
                                                                      purple-violet 10-30cm 19 21         | 
                                                                      G         | 
          
      
                                                                      | 3226         | 
                                                                      Penstemon cardwellii         | 
                                                                      purple 20cm Oregon: Olallie Lake 1524m 135         | 
                                                                      W         | 
          
      
                                                                      | 3226         | 
                                                                      Penstemon cardwellii         | 
                                                                      purple 20cm Oregon: Olallie Lake 1524m 135         | 
                                                                      W         | 
          
      
                                                                      | 3227         | 
                                                                      Penstemon cardwellii         | 
                                                                      violet-blue 25cm Washington: Skamania Co 1200m 33         | 
                                                                      W         | 
          
      
                                                                      | 3227         | 
                                                                      Penstemon cardwellii         | 
                                                                      violet-blue 25cm Washington: Skamania Co 1200m 33         | 
                                                                      W         | 
          
      
                                                                      | 1345         | 
                                                                      Penstemon cardwellii 'Roseus'         | 
                                                                      rose-pink 10-30cm 83         | 
                                                                      G         | 
          
      
                                                                      | 1345         | 
                                                                      Penstemon cardwellii 'Roseus'         | 
                                                                      rose-pink 10-30cm 83         | 
                                                                      G         | 
          
      
                                                                      | 1343         | 
                                                                      Penstemon cardwellii hybrid         | 
                                                                      lavender blue 12-15cm 151         | 
                                                                      G         | 
          
      
                                                                      | 1343         | 
                                                                      Penstemon cardwellii hybrid         | 
                                                                      lavender blue 12-15cm 151         | 
                                                                      G         | 
          
      
                                                                      | 1344         | 
                                                                      Penstemon cardwellii hybrid         | 
                                                                      rose-violet 10-15cm 165         | 
                                                                      G         | 
          
      
                                                                      | 1344         | 
                                                                      Penstemon cardwellii hybrid         | 
                                                                      rose-violet 10-15cm 165         | 
                                                                      G         | 
          
      
                                                                      | 1346         | 
                                                                      Penstemon clutei         | 
                                                                      pink-rose pink flr/blue-green lvs 60-90cm 123         | 
                                                                      G         | 
          
      
                                                                      | 1346         | 
                                                                      Penstemon clutei         | 
                                                                      pink-rose pink flr/blue-green lvs 60-90cm 123         | 
                                                                      G         | 
          
      
                                                                      | 1347         | 
                                                                      Penstemon cobaea         | 
                                                                      light purple 25-65cm 79         | 
                                                                      G         | 
          
      
                                                                      | 1347         | 
                                                                      Penstemon cobaea         | 
                                                                      light purple 25-65cm 79         | 
                                                                      G         | 
          
      
                                                                      | 3228         | 
                                                                      Penstemon confertus         | 
                                                                      pale yellow 30cm Montana: West Glacier 30         | 
                                                                      W         | 
          
      
                                                                      | 3228         | 
                                                                      Penstemon confertus         | 
                                                                      pale yellow 30cm Montana: West Glacier 30         | 
                                                                      W         | 
          
      
                                                                      | 3229         | 
                                                                      Penstemon confertus         | 
                                                                      pale yellow 30cm Washington: Kittitas Co 1700m 33         | 
                                                                      W         | 
          
      
                                                                      | 3229         | 
                                                                      Penstemon confertus         | 
                                                                      pale yellow 30cm Washington: Kittitas Co 1700m 33         | 
                                                                      W         | 
          
      
                                                                      | 1348         | 
                                                                      Penstemon crandallii         | 
                                                                      blue-violet/lavender 2-28cm 9         | 
                                                                      G         | 
          
      
                                                                      | 1348         | 
                                                                      Penstemon crandallii         | 
                                                                      blue-violet/lavender 2-28cm 9         | 
                                                                      G         | 
          
      
                                                                      | 1349         | 
                                                                      Penstemon crandallii ssp crandallii         | 
                                                                      blue-violet/lavender 2-28cm 155         | 
                                                                      G         | 
          
      
                                                                      | 1349         | 
                                                                      Penstemon crandallii ssp crandallii         | 
                                                                      blue-violet/lavender 2-28cm 155         | 
                                                                      G         | 
          
      
                                                                      | 1351         | 
                                                                      Penstemon davidsonii         | 
                                                                      blue-lavender/violet/purple 4-17cm 139 145         | 
                                                                      G         | 
          
      
                                                                      | 1351         | 
                                                                      Penstemon davidsonii         | 
                                                                      blue-lavender/violet/purple 4-17cm 139 145         | 
                                                                      G         | 
          
      
                                                                      | 3230         | 
                                                                      Penstemon davidsonii         | 
                                                                      blue-violet 12cm Washington: Kittitas Co 1900m 33         | 
                                                                      W         |