Rock Garden Plants
Penstemon virens Pennell ex Rydb. sect. Penstemon 
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FamilyPLANTAGINACEAE
Genus speciesPenstemon virens Pennell ex Rydb. sect. Penstemon
BibliographyFl. Rocky Mts.: 773 (1917)
Native RangeColorado to Wyoming
Primary BiomeTemperate
Habitatgrassland and thickets
Altitude1600-2600m
Descriptionleaves entire or denticulate, bright shiny green, glabrous, oblanceolate to elliptic, 3-10cm long, inflorescence dense, verticillate, flowers 10-15mm long
Size10-40cm
Colorbluish violet, blue
Bloomsummer
Ca-
Typeperennial
Cultivationmesic, slightly humous, semi-shady site
alpine house, moist, rich, drained soil, semi-shade
Propagationseed in spring, barely covered, germ. 1-3 months, 13-18°C
division in spring; cuttings in late summer
Territory7 Northern America
     73 Northwestern U.S.A. (COL Colorado, WYO Wyoming)
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