Penstemon
beardtongue, penstemon
31 species
21 subspecies and varieties
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Penstemon acuminatussand dune penstemon, sharp-leaved penstemon
Distribution: Douglas County south to Klickitat Count, east to Franklin County; Washington south to Wasco County, Oregon, also in southeastern Oregon and adjacent southwestern Idaho.
Habitat: Dry, open, sandy places at low elevations.
Origin: Native
Flowers: April-June
var. acuminatus – sand dune penstemon, sharp-leaved penstemon
Penstemon attenuatussulphur penstemon, taper-leaved penstemon
Distribution: Occurring east of the Cascades crest in Washington; Washington south to Oregon, east to western Montana and southern Idaho.
Habitat: Drier meadows and moist, open to wooded slopes in the mountains and foothills.
Origin: Native
Flowers: June-August
var. attenuatus – sulphur penstemon, taper-leaved penstemon
Penstemon barrettiaeBarrett's beardtongue
Distribution: Endemic to the Klickitat River canyon and the east end of the Columbia River Gorge in Washington and Oregon.
Habitat: Dry soil at low elevations.
Origin: Native
Flowers: April-May
Penstemon cardwelliiCardwell's beardtongue
Distribution: Skamania County, Washington, south on the west slopes of the Cascades to the Klamath region of southwest Oregon, and north in the Coast Range to Tillamook County.
Habitat: Open or wooded summits or slopes at moderate elevations in the mountains.
Origin: Native
Flowers: Late May - July
Penstemon confertuslesser yellow beardtongue
Distribution: Chiefly east of the Cascades crest in Washington; British Columbia to Oregon, east to Idaho and Montana.
Habitat: Open woods at mid-elevations in the mountains.
Origin: Native
Flowers: May-August
Penstemon davidsoniiDavidson's penstemon
Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to California and Nevada.
Habitat: Open, rocky areas, mid- to high elevations in the mountains.
Origin: Native
Flowers: June-August
var. davidsonii – Davidson's beardtongue
var. menziesii – Davidson's beardtongue
Penstemon deustushot-rock penstemon
Distribution: Occurring east of the Cascades crest in Washington; British Columbia to California, east to Montana and Utah.
Habitat: Dry sites at moderate to mid-elevations in the mountains.
Origin: Native
Flowers: May-July
var. deustus – hot-rock penstemon
var. variabilis – hotrock penstemon, scabland penstemon, scorched penstemon
Penstemon diphyllustwo-leaf beardtongue
Origin: Native
Flowers: Late June - October
Penstemon ellipticusrockvine beardtongue
Distribution: Southwest Alberta, southeast British Columbia, northern Idaho and northwest Montana.
Habitat: Rocky places at high elevations in the mountains, often on cliffs, ledges, or in rock crevices.
Origin: Native
Flowers: Late June - September
Penstemon eriantheruscrested tongue penstemon, fuzzy penstemon
Distribution: Southeast British Columbia, central Washington and central Oregon, east to North Dakota and Nebraska.
Habitat: Dry, open places in the valleys, plains and foothills, sometimes ascending to moderate elevations in the mountains.
Origin: Native
Flowers: May - July
var. eriantherus – fuzzy-tongue penstemon
var. whitedii – fuzzy-tongue penstemon
Penstemon euglaucusglaucous beardtongue
Distribution: In Washington from Mt. Adams south; Washington south to central Oregon.
Habitat: Dry, sandy, open or sparsely wooded slopes at moderate elevations to subalpine meadows.
Origin: Native
Flowers: June-September
Penstemon fruticosusbush penstemon, shrubby penstemon
Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia south to Oregon, east to Montana and Wyoming.
Habitat: Common in rocky, open or wooded areas, foothills to rather high elevations in the mountains.
Origin: Native
Flowers: May-August
var. fruticosus – shrubby penstemon
var. scouleri – shrubby penstemon
var. serratus – shrubby penstemon
Penstemon gairdnerigairdner's penstemon
Distribution: East of the Cascades in Washington; Washington south to Oregon, east to Idaho.
Habitat: Dry, open sagebrush desert and scablands, low to moderate elevations in the mountains.
Origin: Native
Flowers: May-June
var. gairdneri – Gairdner's penstemon
Penstemon glandulosusglandular penstemon
Distribution: Along the east base of the Cascades, Chelan to Klickitat Counties, Washington, and at scattered locations in Oregon and Idaho.
Habitat: Open, often rocky hillsides and banks in the foothills, valleys, and lower mountains.
Origin: Native
Flowers: May-July
var. chelanensis – sticky-stem penstemon
var. glandulosus – sticky-stem penstemon
Penstemon hesperiustall beardtongue
Origin: Native
Penstemon humilislowly penstemon
Distribution: Occurring east of the Cascades crest in Washington; Washington south to California, east to the Rocky Mountains.
Habitat: Dry, open, often rocky places, frequently with sagebrush, from the plains and foothills to high elevations in the mountains.
Origin: Native
Flowers: May-July
var. humilis – lowly penstemon
Penstemon ovatusegg-leaf beardtongue, broad-leaved penstemon
Distribution: Occurring on both sides of the Cascades crest in Washington; southern British Columbia south to northern Oregon.
Habitat: Open woods below 3000 feet in elevation.
Origin: Native
Flowers: May-August
Penstemon palmeriPalmer's penstemon
Distribution: Reported from Spokane County in Washington; Washington south to California, east to the Rocky Mountains.
Habitat: Roadsides where seeded for soil stabilization.
Origin: Introduced from southwestern United States
Flowers: May-July
var. palmeri – Palmer's penstemon
Penstemon pennellianusBlue Mountain beardtongue
Distribution: In Washington occurring in the Blue Mountains in the southeast corner of the state; Washington south to east-central Oregon.
Habitat: Dry, rocky areas in coniferous forests.
Origin: Native
Flowers: May-June
Penstemon procerussmall-flowered penstemon
Distribution: Widely distributed throughout Washington; Alaska south to California, east to North Dakota, Wyoming and Colorado.
Habitat: Moist forest openings at moderate elevations to rocky slopes at high elevations.
Origin: Native
Flowers: June-August
var. procerus – small-flowered penstemon
var. tolmiei – small-flowered penstemon
Penstemon pruinosusChelan beardtongue
Distribution: Chiefly on the east slope of the Cascades in Washington; British Columbia south to Washington.
Habitat: Open, rocky places from the valleys and plains to moderate elevations in the mountains, and in the scablands in Washington.
Origin: Native
Flowers: May-July
Penstemon richardsoniiRichardson's penstemon
Distribution: Chiefly east of the Cascades in Washington; southern British Columbia to Oregon.
Habitat: Cliff crevices and other dry, rocky places at low elevations.
Origin: Native
Flowers: June-August
var. richardsonii – Richardson's penstemon
Penstemon rupicolacliff beardtongue, rock penstemon
Distribution: In the Cascades of Washington; Washington south to California.
Habitat: Rock cliffs and rocky slopes at mid- to high elevations in the mountains.
Origin: Native
Flowers: May-August
Penstemon rydbergiiRydberg's beardtongue
Distribution: Occurring east of the Cascades in Washington; Washington south to the Sierras of California, east to northern Wyoming and northern New Mexico.
Habitat: Meadows and moist, open slopes, occasionally on drier slopes with sagebrush, chiefly in the foothills and at moderate elevations in the mountains.
Origin: Native
Flowers: May-July
Penstemon serrulatusCascade beardtongue, coast penstemon
Distribution: Occurring in the Olympics and Cascades mountains in Washington; Alaska south to Oregon.
Habitat: Moist places at mid- to high elevations in the Cascades, but at lower elevations to the west
Origin: Native
Flowers: June-August
Penstemon speciosusroyal beardtongue, showy penstemon
Distribution: East of the Cascades in Washington; Washington south to California, east to Nevada and Utah.
Habitat: Dry, open or sparsely wooded areas, often with sagebrush, juniper or ponderosa pine, mostly in the lowlands and foothills.
Origin: Native
Flowers: May-July
Penstemon subserratusfine-tooth beardtongue
Origin: Native
Flowers: May - July
Penstemon triphylluswhorled beardtongue
Distribution: Occurring chiefly in the southeastern area of Washington; Southeast Washington south to adjacent Oregon and east to adjacent Idaho.
Habitat: Cliff crevices and dry, rocky banks and slopes at low elevations.
Origin: Native
Flowers: May-July
Penstemon venustuselegant beardtongue, Blue Mountain penstemon
Distribution: Occurring east of the Cascades in Washington, especially in the Blue Mountains area; Washington south to California and Utah, east to Idaho.
Habitat: Open, rocky slopes, from the foothills to moderate elevations in the mountains.
Origin: Native
Flowers: May-August
Penstemon washingtonensisWashington beardtongue
Distribution: Endemic to Chelan and Okanogan counties, Washington.
Habitat: From open slopes and flats at moderate elevations to alpine meadows.
Origin: Native
Flowers: July-August
Penstemon wilcoxiiWilcox's beardtongue
Distribution: East of the Cascades in Washington; Washington south to Oregon, east to Montana.
Habitat: Open or often wooded, sometimes in rocky places, from the foothills to moderate elevations in the mountains.
Origin: Native
Flowers: May-July