Rock Garden Plants
Penstemon alpinus Torr. sect. Glabri 
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FamilyPLANTAGINACEAE
Genus speciesPenstemon alpinus Torr. sect. Glabri
BibliographyAnn. Lyceum Nat. Hist. New York 1: 35 (1824)
Native Rangewc. USA
Primary BiomeTemperate
Habitatsteppes
Altitude1500-2900m
Descriptionglabrous, basal leaves oblanceolate, obtuse, shortly petiolate, stem leaves lanceolate, sessile, acute, inflorescence dense, secund, sepals long acuminate
Size20-40cm
Colorblue-purple
Bloomsummer
Ca
Typeperennial
Cultivationsunny site with a deep, drained soil
alpine house, rich, drained soil, sun
Propagationseed in spring, barely covered, germ. 1-3 months, 13-18°C
division in spring; cuttings in late summer
SynonymsChelone alpina Spreng.
Penstemon alpinus ssp. magnus (Pennell) Penland
Penstemon glaber var. alpinus (Torr.) A.Gray
Penstemon magnus Pennell
Penstemon oreophilus Rydb.
Territory7 Northern America
     73 Northwestern U.S.A. (COL Colorado, WYO Wyoming)
     74 North-Central U.S.A. (NEB Nebraska)
     77 South-Central U.S.A. (NWM New Mexico)
Version 10.0
(c) 1990-2025 RNDr. Pavel Slabý