Rock Garden Plants
Penstemon gairdneri Hook. sect. Penstemon 
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FamilyPLANTAGINACEAE
Genus speciesPenstemon gairdneri Hook. sect. Penstemon
SynonymsPenstemon hians (Piper) I.M.Johnst.
Habitatrocky slopes
Altitude100-1800m
Descriptionfinely and densely cinereous, leaves numerous, linear, flowers in simple raceme, corolla outside glandular hirsute, 14-22mm long
Size10-40cm
Colorbluish purple, pink
Bloomsummer
Ca
Typesubshrub
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in spring, barely covered, germ. 1-3 months, 13-18°C
cuttings in late summer
Territory Northern America
     Northwestern U.S.A. (Oregon , Washington)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

PLANTAGINACEAE

Penstemon gairdneri Hook., Fl. Bor.-Amer. [Hooker] 2(9): 99 (1838)
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gairdneri typicus D.D.Keck, Amer. Midl. Naturalis 23: 597 (1940)

Synonyms;
Penstemon gairdneri hians Piper
Penstemon hians (Piper) I.M.Johnst.

e. Oregon, c. Washington
73 ORE WAS

100-1800m

gairdneri oreganus A.Gray, Syn. Fl. Amer., ed. 2. 2(1): 441 (1886)

Synonyms:
Penstemon oreganus (A.Gray) Howell

Penstemon puberulentus Rydb.

c. Idaho, e. Oregon
73 IDA ORE

1000-1600m

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