Rock Garden Plants
Penstemon deustus Douglas sect. Penstemon 
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FamilyPLANTAGINACEAE
Genus speciesPenstemon deustus Douglas sect. Penstemon
BibliographyEdwards‘s Bot. Reg. 16: t. 1318 (1830)
Native Rangenw. USA to n. Nevada
Primary BiomeTemperate
Habitatrocky slopes
Altitude400-3000m
Descriptionstems glabrous, leaves rigid, ovate to lanceolate, 1-3cm, the lower petiolate, the upper sessile, calyx glabrous, lobes ovate, corolla 10-12mm long, staminodium glabrous
Size10-50cm
Colorwhitish
Bloomsummer
Ca
Typesubshrub
Cultivationsunny 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
SynonymsPenstemon deustus var. savagei L.F.Hend.
Penstemon deustus ssp. typicus D.D.Keck
Penstemon ilicifolius Nutt. ex Benth.
Territory7 Northern America
     73 Northwestern U.S.A. (IDA Idaho, MNT Montana, ORE Oregon, WAS Washington, WYO Wyoming)
     76 Southwestern U.S.A. (NEV Nevada)
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(c) 1990-2025 RNDr. Pavel Slabý