Penstemon

Penstemon Schmidel Beard-tongue

Pentstemon ?Ait.

Foodplants for Euphydryas anicia, Poladryas arachne, P. minuta

900x1264 (~171Kb) USA: Cabin Mountain, (1408m), (47°14'15N 121°16'27W ~ ±0.5km), Kittitas Co., WA, 29.7.2006, Photo © Markku Savela	1000x1342 (~114Kb) USA: Cabin Mountain, (1408m), (47°14'15N 121°16'27W ~ ±0.5km), Kittitas Co., WA, 29.7.2006, Photo © Markku Savela	1000x652 (~180Kb) USA: McPhee Reservoir Camping, SW Colorado, 14.8.2005, Photo © Markku Savela
1200x862 (~169Kb) USA: McPhee Reservoir Camping, SW Colorado, 14.8.2005, Photo © Markku Savela	1000x1270 (~119Kb) USA: McPhee Reservoir Camping, SW Colorado, 14.8.2005, Photo © Markku Savela	500x754 (~49Kb) USA: Near Bandera Mtn, (47°24'28N 121°33'06W), King Co., WA, 15.7.1999, Photo © Markku Savela
900x630 (~110Kb) USA: 123 Roadside (river bank), near Mt. Rainier (46°46'46N 121°32'37W), Pierce Co., WA, 13.7.2000, Photo © Markku Savela	900x630 (~68Kb) USA: 123 Roadside (river bank), near Mt. Rainier (46°46'46N 121°32'37W), Pierce Co., WA, 13.7.2000, Photo © Markku Savela	900x619 (~109Kb) USA: Corral Pass region (47°00'15N 121°29'02W), Pierce Co., WA, 18.7.2000, Photo © Markku Savela
800x1200 (~172Kb) USA: Mesa Verde National Park, SW Colorado, 14.8.2005, Photo © Markku Savela	900x1267 (~117Kb) USA: Mesa Verde National Park, SW Colorado, 14.8.2005, Photo © Markku Savela	640x887 (~138Kb) USA: Corral Pass region (47°00'15N 121°29'02W ±1km), Pierce Co., WA, 18.7.2000, Photo © Markku Savela
700x988 (~84Kb) USA: Corral Pass region (47°00'15N 121°29'02W ±1km), Pierce Co., WA, 18.7.2000, Photo © Markku Savela	600x766 (~65Kb) USA: Glacier Basin Path (46°54'35N 121°41'30W), Mt. Rainier, Pierce Co., WA, 21.7.1999, Photo © Markku Savela	1802x1202 (~338Kb) USA: Washington, King Co., Captain Point, 7.8.2011 (47.761N 121.194W), Photo © Markku Savela
1802x1202 (~305Kb) USA: Washington, King Co., Captain Point, 7.8.2011 (47.761N 121.194W), Photo © Markku Savela	1802x1202 (~246Kb) USA: Washington, King Co., Captain Point, 7.8.2011 (47.761N 121.194W), Photo © Markku Savela

The exact identification of these species is still unknown, but tentatively assumed to belong into this group.

Subgenus Dasanthera

Dasanthera; [NWP]

Penstemon barrettiae Gray Columbia Gorge (east end) Barret's Beardtongue Barret's Penstemon
- Penstemon barrettiae; [FPN, 433]; [NWP, 24]

Penstemon rupicola (Piper) Howell

Cascades (S.Washington - Oregon - N.California). See [maps] Cliff Penstemon Rock Penstemon

Penstemon rupicola; [FPN, 433]; [NWP, 26]

identification uncertain 900x600 (~120Kb) USA: Corral Pass region (47°00'15N 121°29'02W ±1km), Pierce Co., WA, 18.7.2000, Photo © Markku Savela	identification uncertain 640x816 (~88Kb) USA: Corral Pass region (47°00'15N 121°29'02W ±1km), Pierce Co., WA, 18.7.2000, Photo © Markku Savela	identification uncertain 1200x953 (~168Kb) USA: Cabin Mountain, (1408m), (47°14'15N 121°16'27W ~ ±0.5km), Kittitas Co., WA, 29.7.2006, Photo © Markku Savela
identification uncertain 900x1321 (~101Kb) USA: Cabin Mountain, (1408m), (47°14'15N 121°16'27W ~ ±0.5km), Kittitas Co., WA, 29.7.2006, Photo © Markku Savela

Penstemon newberryi -. See [maps]
- var. newberryi N.California, NW.Nevada
- var. berryi (Eastw.) Keck S.Oregon (Josephine Co.) - N.California Mountain Pride Berry's Penstemon
  - Penstemon newberryi var. berryi; [NWP, 28]
Penstemon lyallii Gray SE.British Columbia, SW.Alberta, N.Idaho, NW.Montana. See [maps] Lyall's Beardtongue Lyall's Penstemon
- Penstemon lyallii; [FPN, 432]; [NWP, 30]
Penstemon montanus Greene SE.Idaho, W.Wyoming, NW.Utah. See [maps] Mountain Beardtongue Mountain Penstemon Cordroot Penstemon
- Penstemon montanus; [FPN, 433]; [NWP, 34]
- var. montanus
  - Penstemon montanus var. montanus; [FPN, 433]
- var. idahoensis (Keck) Cronq.
  - Penstemon montanus var. idahoensis; [FPN, 433]
Penstemon ellipticus Coult. & Fisch. SE.British Columbia, SW.Alberta, N.Idaho, NW.Montana. See [maps] Elliptic-leaved Beardtongue Rockvine Penstemon
- Penstemon ellipticus; [FPN, 433]; [NWP, 36]
Penstemon davidsonii Greene coastal (British Columbia) - Cascades (Washingon - Oregon - California). See [maps] Davidson's Penstemon Creeping Penstemon
- Penstemon davidsonii; [FPN, 433]; [NWP, 38]
- var. davidsonii
  - Penstemon davidsonii var. davidsonii; [FPN, 433]
- var. menziesii (Keck) Cronq.
  - Penstemon menziesii ?Hook.
  - Penstemon davidsonii var. menziesii; [FPN, 433]
- var. praeterius Oregon (Steens Mt.)

Penstemon fruticosus (Pursh) Greene

S.British Columbia - SW.Alberta - W.Montana, Wyoming - Oregon. See [maps] Shrubby Penstemon Bush Penstemon

Penstemon fruticosus; [FPN, 433]; [NWP, 40]

identification uncertain 520x785 (~59Kb) USA: Glacier Basin Path (46°54'08N 121°39'52), Mt. Rainier, Pierce Co., WA, 21.7.1999, Photo © Markku Savela	identification uncertain 900x603 (~98Kb) USA: FR 9711, Hurley Creek (47°18'54N 120°37'31W), Kittitas Co., WA, 5.7.2000, Photo © Markku Savela	identification uncertain 600x887 (~60Kb) USA: FR 9711, Hurley Creek (47°18'54N 120°37'31W), Kittitas Co., WA, 5.7.2000, Photo © Markku Savela
identification uncertain 1202x1802 (~233Kb) USA: Washington, Kittitas Co., LepSoc 2010 Field Trip to Red Top Mtn (meeting point, on FR 9738?), 8.7.2010, Photo © Markku Savela	identification uncertain 1802x1202 (~307Kb) USA: Washington, Kittitas Co., LepSoc 2010 Field Trip to Red Top Mtn (meeting point, on FR 9738?), 8.7.2010, Photo © Markku Savela

var. serratus (Keck) Cronq.
- Penstemon fruticosus var. serratus; [FPN, 433]
var. fruticosus
- Penstemon fruticosus var. fruticosus; [FPN, 433]
var. scouleri (Lindl.) Cronq.
- Penstemon fruticosus var. scouleri; [FPN, 433]

Penstemon cardwellii Howell Cascades (SW.Washington, Oregon). See [maps] Cardwell's Penstemon
- Penstemon cardwellii; [FPN, 433]; [NWP, 42]

Subgenus Saccanthera

Saccanthera; [NWP]

Penstemon glandulosus Dougl. -. See [maps] Glandular Penstemon Sticky-stem Penstemon
- Penstemon glandulosus; [FPN, 434]; [NWP, 44]
- var. glandulosus SE.Washington, NE.Oregon - SW.Idaho
  - Penstemon glandulosus var. glandulosus; [FPN, 434]
- var. chelanensis (Keck) Cronq. east slope of Cascades (Chelan Co. - Hood River Co.)
  - Penstemon glandulosus var. chelanensis; [FPN, 434]
Penstemon triphyllus Dougl. SE.Washington (Hell's Canyon, Snake River Canyon, Columbia River). See [maps] Whorled Penstemon
- Penstemon triphyllus; [FPN, 434]; [NWP, 46]

Penstemon richardsonii Dougl.

east of Cascades (S.British Columbia - E.Washington - E.Oregon). See [maps] Richardson's Penstemon Cut-leaved Penstemon

Penstemon richardsonii; [FPN, 434]

900x606 (~94Kb) USA: Dry Falls / Sun Lakes State Park, Grant Co., WA, 9.7.2000, Photo © Markku Savela
Penstemon richardsonii var. richardsonii det. John Pelham

700x1014 (~87Kb) USA: Dry Falls / Sun Lakes State Park, Grant Co., WA, 9.7.2000, Photo © Markku Savela
Penstemon richardsonii var. richardsonii det. John Pelham

var. richardsonii
- Penstemon richardsonii var. richardsonii; [FPN, 434]
var. curtiflorus (Keck) Cronq.
- Penstemon richardsonii var. curtiflorus; [FPN, 434]
var. dentatus (Keck) Cronq.
- Penstemon richardsonii var. dentatus; [FPN, 434]

Penstemon diphyllus Rydb. W.Montana, N.Idaho, SW.Washington (Palouse Falls). See [maps] Diphyllus Penstemon Two-leaved Penstemon
- Penstemon diphyllus; [FPN, 434]; [NWP, 50]

Penstemon serrulatus Menzies

S.Alaska - British Columbia - west of Cascades (Washington, NW.Oregon). See [maps] Coast Penstemon Cascade Penstemon

Penstemon diffusus Lindl.

Penstemon serrulatus; [FPN, 434]; [NWP, 52]

identification uncertain 600x861 (~67Kb) USA: 123 Roadside, near Mt. Rainier (46°51'13N 121°31'48W), Pierce Co., WA, 13.7.2000, Photo © Markku Savela

identification uncertain 950x769 (~71Kb) USA: 123 Roadside, near Mt. Rainier (46°51'13N 121°31'48W), Pierce Co., WA, 13.7.2000, Photo © Markku Savela

Penstemon venustus Dougl. Blue Mts. (SE.Washington, NE.Oregon), W.Idaho. See [maps] Lovely Penstemon Blue Mountain Penstemon Beautiful Penstemon
- Penstemon venustus; [FPN, 434]; [NWP, 54]
Penstemon gracilentus Gray S.Oregon (Lake Co.), NE.California, NW.Nevada. See [maps] Very Slender Penstemon
- Penstemon gracilentus; [NWP, 56]
Penstemon kingii Watson S.Oregon (Matheur Co.), N.Nevada. See [maps] King's Penstemon
- Penstemon kingii; [NWP, 58]
Penstemon roezlii Regel C.Oregon - SW.Oregon, N.California, NW.Nevada. See [maps] Roezl's Penstemon
- Penstemon laetus var. roezlii (Regel) Jeps.
- Penstemon laetus var. roezlii; [FPN, 434]
- Penstemon roezlii; [NWP, 60]
Penstemon laetus Gray -. See [maps] Gay Penstemon Cheerful Penstemon
- var. sagittatus Keck SW.Oregon (Josephine Co. - Klamath Co.), N.California Sagittate Penstemon
  - Penstemon laetus var. sagittatus; [NWP, 62]
Penstemon cusickii Gray SW.Oregon (Baker Co. - Harney Co.) - Idaho (Blaine Co.). See [maps] Cusick's Penstemon
- Penstemon cusickii; [FPN, 434]; [NWP, 64]
Penstemon leonardii Rydb. SE.Idaho (Wasatch Mts.), Utah. See [maps]
- Penstemon leonardii; [NWP, 66]
Penstemon azureus Benth. SW.Oregon, N.California. See [maps] Azure Penstemon Deep Blue Penstemon
- Penstemon azureus; [NWP, 68]
Penstemon parvulus (Gray) Krautter SW.Oregon (Siskiyou Mts.) - N.California. See [maps] Small Azure Penstemon
- Penstemon azureus ssp. parvulus (Gray) Keck
- Penstemon parvulus; [NWP, 70]

Subgenus Habroanthus

Habroanthus; [NWP]

Penstemon eatonii Gray S.Idaho, SW.Colorado - New Mexico, S.California. See [maps] Firecracker Penstemon Eaton's Penstemon
- Penstemon eatonii; [NWP, 72]
Penstemon idahoensis Atwood & Welsh S.Idaho (Cassia Co.). See [maps] Idaho Penstemon
- Penstemon idahoensis; [NWP, 74]
Penstemon caryi Pennel S.Montana (Pryor Mts., Bighorn Mts.), N.Wyoming (Bighorn Mts.). See [maps] Cary's Penstemon
- Penstemon caryi; [NWP, 76]
Penstemon payettensis Nels. & Macbr. NE.Oregon (Wallowa Mts.) - C.Idaho. See [maps] Payette Penstemon
- Penstemon payettensis; [FPN, 435]; [NWP, 78]
Penstemon perpulcher A. Nels. S.Idaho (Snake River Plain). See [maps] Very Beautiful Penstemon
- Penstemon perpulcher; [FPN, 435]; [NWP, 80]
Penstemon speciosus Dougl. E.Washington - Oregon, SW.Idaho, NE.Utah, California. See [maps] Royal Penstemon Showy Penstemon
- Penstemon speciosus; [FPN, 436]; [NWP, 82]
Penstemon lemhiensis (Keck) Keck & Cronq. SW.Montana, EC.Idaho. See [maps] Lemhi Penstemon
- Penstemon lemhiensis; [FPN, 436]; [NWP, 84]
Penstemon subglaber Rydb. SE.Idaho, SW.Wyoming, NE.Utah. See [maps]
- Penstemon subglaber; [NWP, 86]
Penstemon glaber Pursh. Wyoming - New Mexico. See [maps]
- Pentstemon glaber; [GMBOT, 722]
- var. glaber SE.Montana - W.Wyoming, SW.North Dakoa, W.Nebraska Smooth Penstemon Sawsepal Penstemon
  - Penstemon glaber var. glaber; [NWP, 88]
Penstemon compactus (Keck) Crosswh. SE.Idaho (Bear River Range) - NE.Utah (Wasatch Range). See [maps] Bear River Penstemon Compact Penstemon
- Penstemon cyananthus var. compactus Keck
- Penstemon compactus; [NWP, 90]
Penstemon cyananthus Hook. SE.Idaho, N.Utah, W.Wyoming. See [maps] Wasatch Penstemon Blue-anthered Penstemon
- Penstemon cyananthus; [NWP, 92]
- var. subglaber
Penstemon cyaneus Pennell S.Idaho (Upper Snake River Plain) - SW.Montana, NW.Wyoming. See [maps] Dark-blue Penstemon Cyan Penstemon
- Penstemon cyaneus; [FPN, 435]; [NWP, 94]
Penstemon pennellianus Keck SE.Washington (Blue Mts.), NE.Oregon (N.Wallowa Co.). See [maps] Blue Mountain Penstemon
- Penstemon pennellianus; [FPN, 435]; [NWP, 96]

Subgenus Penstemon

Penstemon; [NWP]

Penstemon deustus Dougl. ex Lindl. from (W.Washington - SW.Montana) - California, NW.Wyoming, NW.Utah. See [maps] Scorched Penstemon Hotrock Penstemon Scabland Penstemon
- Penstemon deustus; [FPN, 434]; [NWP, 98]
Foodplant for Pyramidobela quinquecristata
- var. deustus
  - Penstemon deustus var. deustus; [FPN, 434]
- var. heterander (T. & G.) Cronq.
  - Penstemon deustus var. heterander; [FPN, 434]
- var. variabilis (Suks.) Cronq.
  - Penstemon deustus var. variabilis; [FPN, 435]
- var. suffrutescens
- var. pedicellatus
Penstemon laricifolius Hook & Arn. -. See [maps] Larchleaf Penstemon
- var. laricifolius S.Montana (Pryor Mts.), Wyoming
  - Penstemon laricifolius var. laricifolius; [NWP, 100]
- var. exilifolius
Penstemon aridus Rydb. SW.Montana, SE.Idaho - N.Wyoming. See [maps] Stiffleaf Penstemon
- Penstemon aridus; [FPN, 438]; [NWP, 102]
Penstemon seorsus (A. Nels.) Keck E.Oregon - SW.Idaho. See [maps] Short-lobed Penstemon Narrow-leaved Penstemon
- Penstemon seorsus; [FPN, 439]; [NWP, 104]
Penstemon gairdneri Hook. E.Washington - E.Oregon, W.Idaho (Valley Co.). See [maps] Gairdner's Penstemon
- Penstemon gairdneri; [FPN, 439]; [NWP, 106]
- var. gairdneri
  - Penstemon gairdneri var. gairdneri; [FPN, 439]
- var. oreganus Gray
  - Penstemon gairdneri var. oreganus; [FPN, 439]
Penstemon gracilis Nutt. Great Plains, from (Montana, Alberta - Ontario) - N.New Mexico, Wisconsin, Iowa. See [maps] Slender Penstemon Slender Beardtongue
- Penstemon gracilis; [FPN, 438]; [NWP, 108]
- Pentstemon gracilis; [GMBOT, 722]
Penstemon albidus Nutt. from (E.Montana, SE.Alberta - Manitoba) - to (Texas, New Mexico). See [maps] White-flowered Penstemon
- Penstemon albidus; [FPN, 437]; [NWP, 110]
- Pentstemon albidus; [GMBOT, 722]
Penstemon palmeria Gray Idaho (introduced). See [maps] Palmer's Penstemon Scented Beardtongue
- Penstemon palmeria; [NWP, 112]
Penstemon grandiflorus Nutt. E.Montana - Minnesota, Missouri, Oklahoma. See [maps] Large-flowered Penstemon Shell-leaf Penstemon Large-flowered Beardtongue
- Penstemon grandiflorus; [NWP, 114]
- Pentstemon grandiflorus; [GMBOT, 722]
Penstemon arenicola Nelson W.Wyoming, NW.Colorado, NE.Utah. See [maps] Sand Penstemon Red Desert Penstemon
- Penstemon arenicola; [NWP, 116]
Penstemon acuminatus Dougl. SC.Washington, SE.Oregon, S.Idaho (Snake River Plain). See [maps] Sand-dune Penstemon Sharp-leaved Penstemon
- Penstemon acuminatus; [FPN, 435]; [NWP, 118]
- Pentstemon acuminatus; [GMBOT, 722]
- var. latebracteatus
Penstemon angustifolius Nutt. ex Pursh -. See [maps]
- var. angustifolius Great Plains, east of Rocky Mts. (E.Montana, South Dakota, North Dakota) - Colorado Narrowleaf Penstemon Narrow Beardtongue
  - Penstemon angustifolius var. angustifolius; [NWP, 120]
- var. caudatus
- var. vernalensis Utah (Uinta Basin)
- var. venosus S.Utah, Arizona, New Mexico
Penstemon nitidus Dougl. S.Alberta - S.Manitoba, Montana, N.Wyoming, North Dakota. See [maps] Shining Penstemon
- Penstemon nitidus; [FPN, 435]; [NWP, 122]
- var. nitidus
  - Penstemon nitidus var. nitidus; [FPN, 435]
- var. polyphyllus (Pennel) Cronq.
  - Penstemon nitidus var. polyphyllus; [FPN, 435]

Section Humiles

Humiles; [NWP]

Penstemon janishiae Holmgren SE.Idaho, SE.Oregon, N.Nevada, N.California. See [maps] Janish's Penstemon Janish's Beardtongue
- Penstemon janishiae; [NWP, 124]
Penstemon eriantherus Pursh -. See [maps] Fuzzytongue Penstemon Crested Beardtongue
- Penstemon eriantherus; [FPN, 437]; [NWP, 126]
- var. eriantherus NE.Washington, S.British Columbia, Alberta - North Dakota, Wyoming - N.Colorado
  - Penstemon eriantherus var. eriantherus; [FPN, 437]
- var. redactus Pennell & Keck C.Idaho, SW.Montana
  - Penstemon eriantherus var. redactus; [FPN, 437]
- var. whitedii (Piper) A. Nels C.Washington
  - Penstemon eriantherus var. whitedii; [FPN, 437]
- var. argillosus M. E. Jones C.Oregon
  - Penstemon eriantherus var. argillosus; [FPN, 438]
- var. cleburnei Wyoming
Penstemon pruinosus Dougl. east Cascades (S.British Columbia, E.Washington). See [maps] Chelan Penstemon
- Penstemon pruinosus; [FPN, 440]; [NWP, 128]
Penstemon elegantulus Pennell Hell's Canyon (NE.Oregon, E.Idaho). See [maps] Lovely Penstemon Elegant Penstemon Lonely Penstemon
- Penstemon elegantulus; [FPN, 440]; [NWP, 130]
Penstemon albertinus Greece SE.British Columbia, SW.Alberta - Idaho. See [maps] Alberta Penstemon
- Penstemon albertinus; [FPN, 440]; [NWP, 132]
Penstemon anguineus Eastw. SE.Oregon - N.California. See [maps] Siskiyou Penstemon Tongue-leaved Penstemon
- Penstemon anguineus; [NWP, 134]
Penstemon whippleanus Gray SW.Montana, SE.Idaho, Wyoming - Arizona, Utah. See [maps] Whipple's Penstemon
- Penstemon whippleanus; [FPN, 437]; [NWP, 136]
Penstemon rattanii Gray SE.Oregon (Benton Co.) - NW.California. See [maps] Rattan's Penstemon
- Penstemon rattanii; [NWP, 138]
- var. kleei NW.California (redwood forests)
Penstemon ovatus Dougl. W.Washington (west of Washington), S.British Columbia. See [maps] Broad-leaved Penstemon
- Penstemon ovatus; [FPN, 440]; [NWP, 140]
Penstemon wilcoxii Rydb. N.Idaho, NW.Montana, SE.Washington, NE.Oregon. See [maps] Wilcox's Penstemon
- Penstemon wilcoxii; [FPN, 440]; [NWP, 142]
Penstemon subserratus Pennel east slope of Cascades (C.Washington). See [maps] Fine-toothed Penstemon Subserrate Penstemon
- Penstemon subserratus; [FPN, 440]; [NWP, 144]
Foodplant for Euphydryas colon

Section Proceri

Proceri; [NWP]

Penstemon confertus Dougl.

SE.British Columbia, SW.Alberta, E.Washington, W.Montana, NE.Oregon. See [maps] Yellow Penstemon Scorched Penstemon

Penstemon confertus; [FPN, 437]; [NWP, 146]

600x937 (~92Kb) USA: FR 9712, Diamond Head, near Blewett Pass (47°18'39N 120°33'57W), Kittitas Co., WA, 5.7.2000, Photo © Markku Savela
Penstemon confertus det. Mark Egger

600x930 (~79Kb) USA: FR 9712, Diamond Head, near Blewett Pass (47°18'39N 120°33'57W), Kittitas Co., WA, 5.7.2000, Photo © Markku Savela
Penstemon confertus det. Mark Egger

1000x651 (~63Kb) USA: FR 9712, Diamond Head, near Blewett Pass (47°18'39N 120°33'57W), Kittitas Co., WA, 5.7.2000, Photo © Markku Savela
Penstemon confertus det. Mark Egger

Foodplant for Pyramidobela quinquecristata

Penstemon pratensis Greene SE.Oregon, SW.Idaho, Nevada. See [maps] White-flowered Penstemon
- Penstemon pratensis; [NWP, 148]
Penstemon flavescens Pennell W.Montana (Bitterroot Mts.) - C.Idaho. See [maps] Pale Yellow Penstemon
- Penstemon flavescens; [FPN, 437]; [NWP, 150]
Penstemon spatulatus Pennell NE.Oregon (Wallowa Mts.). See [maps] Wallowa Penstemon
- Penstemon spatulatus; [FPN, 438]; [NWP, 152]
Penstemon radicosus A. Nels. SE.Idaho, SW.Montana - Wyoming, N.Colorado, N.Utah, N.Nevada. See [maps] Matroot Penstemon
- Penstemon radicosus; [FPN, 439]; [NWP, 154]
Penstemon peckii Pennell N.Oregon (Jefferson Co., Deschutes Co.). See [maps] Peck's Penstemon
- Penstemon peckii; [FPN, 438]; [NWP, 156]
Penstemon washingtonensis Keck N.Washington (Chelan Co., Okanogan Co.). See [maps] Washington Penstemon
- Penstemon washingtonensis; [FPN, 438]
Penstemon miser Gray SE.Oregon (Baker Co.) - Nevada, NE.California. See [maps] Malheur Penstemon Poverty Penstemon Golden-tongued Penstemon
- Penstemon miser; [FPN, 440]; [NWP, 160]
Penstemon pumilus Nutt. Idaho (Salmon River Valley). See [maps] Dwarf Penstemon
- Penstemon pumilus; [FPN, 439]; [NWP, 162]
Penstemon humilis Nutt. from (S.Washington (east of Cascades) - E.California) - Idaho, W.Wyoming, S.Utah. See [maps] Lowly Penstemon Low Penstemon
- Penstemon humilis; [FPN, 439]
- var. humilis
  - Penstemon humilis var. humilis; [NWP, 164]
Penstemon glaucinus Pennel S.Oregon (Lake Co., Klamath Co.). See [maps]
- Penstemon glaucinus; [NWP, 166]
Penstemon attenuatus Dougl. -. See [maps] Sulphur Penstemon Taper-leaved Penstemon
- Penstemon attenuatus; [FPN, 438]
- var. attenuatus C.Washington - SE.Washington, NE.Oregon, N.Idaho
  - Penstemon attenuatus var. attenuatus; [FPN, 439]
- var. palustris (Pennell) Cronq. NE.Oregon
  - Penstemon attenuatus var. palustris; [FPN, 438]
- var. militaris (Greene) Cronq. S.Idaho
  - Penstemon attenuatus var. militaris; [FPN, 439]
- var. pseudoprocerus (Rydb.) Cronq. W.Montana, NW.Wyoming
  - Penstemon attenuatus var. pseudoprocerus; [FPN, 439]
Penstemon procerus Dougl. Alaska - California, Montana, Colorado. See [maps] Tiny-bloom Penstemon Small-flowered Penstemon Alpine Penstemon
- Penstemon procerus; [FPN, 436]; [NWP, 170]
- var. procerus
  - Penstemon procerus var. procerus; [FPN, 436]
- var. tolmiei (Hook.) Cronq. W.Washington
  - Penstemon tolmiei Hook.
  - Penstemon procerus var. tolmiei; [FPN, 436]
- var. formosus (A. Nels.) Cronq. Oregon, California
  - Penstemon procerus var. formosus; [FPN, 436]
- var. brachyanthus (Pennell) Cronq. S.Oregon, California
  - Penstemon procerus var. brachyanthus; [FPN, 436]
Penstemon cinicola Keck Oregon (east base of Cascades, Crook Co., Deschutes Co. - Lake Co.) - N.California. See [maps] Ash Penstemon Ash Beartongue
- Penstemon cinicola; [FPN, 436]; [NWP, 172]
Penstemon laxus A. Nels. S.Idaho (north of Snake River Plain). See [maps] Loose Penstemon Lax Penstemon
- Penstemon laxus; [FPN, 436]; [NWP, 174]
Penstemon watsonii Gray S.Idaho, Nevada, SW.Wyoming, NW.Colorado. See [maps] Watson's Penstemon
- Penstemon watsonii; [NWP, 176]
Penstemon globosus (Piper) Pennel & Keck NE.Oregon (Wallowa Mts.), C.Idaho, SW.Montana. See [maps] Globe Penstemon
- Penstemon globosus; [FPN, 437]; [NWP, 178]
Penstemon euglaucus English Cascades (S.Washington, N.Oregon). See [maps] Glaucous Penstemon
- Penstemon euglaucus; [FPN, 436]; [NWP, 180]
Penstemon rydbergii A. Nels. E.Washington - SW.Montana, E.Oregon, Utah, Idaho, SW.Montan, E.Wyoming - New Mexico. See [maps] Rydbgerg's Penstemon
- Penstemon rydbergii; [FPN, 437]; [NWP, 182]
- var. rydbergii E.Colorado, SE.Idaho, Utah
- var. vaseyanus C.Washington
- var. oreocharis E.Washington - E.Oregon, NE.California, N.Nevada, W.Idaho
- var. aggregatus W.Montana, E.Idaho, Utah, E.Colorado

Subgenus ?

Penstemon tubiflorus Nutt. White-wand Beardtongue

600x450 (~36Kb) USA: Muscatuck Wildlife Refuge, Jackson Co., Seymour, Indiana, 9.6.2002 (Edge of woodland in tall grass with Dianthus armeria), Photo © Cherise Kergald
- var. tubiflorus
- var. achoreus Fern.
Penstemon hirsutus (L.) Willd.
- Penstemon pubescens Ait.
- Penstemon hirsutus var. minimus Bennet
- Penstemon hirsutus var. pygameus Bennet
- Pentstemon hirsutus; [GMBOT, 722]
Penstemon cobaea (Nutt.)
- Pentstemon cobaea Nutt.
- Pentstemon cobaea; [GMBOT, 722]
Penstemon canescens (Britton) Britton
- Penstemon pallidus Small (part)
- Penstemon brittoniorum Pennel
- Penstemon canescens var. brittoniorum (Pennel) Pennel
- Penstemon canescens var. typicus Pennel
- Pentstemon canescens; [GMBOT, 722]
Penstemon tubiflorus Nutt.
- Pentstemon tubiflorus; [GMBOT, 722]
Penstemon laevigatus Ait.
- Penstemon penstemon (L.) Britton
- Pentstemon laevigatus; [GMBOT, 722]
Penstemon digitalis Nutt. ex Sims
- Penstemon laevigatus ssp. digitalis (Nutt. ex Sims) Bennet
- Penstemon laevigatus var. angulatus Bennet
- ?Pentstemon digitalis (Sweet) Nutt
- Pentstemon laevigatus var. digitalis; [GMBOT, 722]
Foodplant for Haploa confusa
Penstemon calycosus Small
- Penstemon laevigatus spp. calycosus (Small) Bennet

Penstemon alluviorum Pennel
- Penstemon laevigatus ssp. alluviorum (Pennel) Bennet
Penstemon pallidus Small
- Penstemon arkansanus var. pubescens Pennel
- Penstemon brevisepalus Pennel

12.1.2003 (89)

References:

[FPN] Hitchcock & Cronquist, 1998
Flora of the Pacific Northwest (11th ed.); ISBN 0-295-95273-3
[GMBOT] Robinson, Benjamin, Fernald, Lyndon, 1908
Gray's New Manual of Botany (7th edition); A Handbook of the Flowering Plants and Ferns of the Central and Northeastern United States and adjacent Canada; American Book Company
[Mark Egger]
Seattle, WA; USA; e-mail: Mark Egger
[NWP] Strickler, 1997
Northwest Penstemons; ISBN 1-56044-572-6
[maps]
Warning! The maps are automatically generated from the textual information, and the process does not always produce acceptable result; See about maps for more info.

If you have corrections, comments or information to add into these pages, just send mail to Markku Savela
Keep in mind that the taxonomic information is copied from various sources, and may include many inaccuracies. Expert help is welcome.

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