Rock Garden Plants
Penstemon praeteritus (Cronquist) P.M.Sl. sect. Erianthera 
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FamilyPLANTAGINACEAE
Genus speciesPenstemon praeteritus (Cronquist) P.M.Sl. sect. Erianthera
Bibliographyh.l., comb. nov.
Native RangeOregon to Nevada
Primary BiomeTemperate
Habitatrocks and scree
Altitude1500-2900m
Descriptionleaves elliptic to ovate, sometimes spathulate, entire, acute or obtuse, glabrous, inflorescence subsecund, flowers solitary, 35-45mm long
Size8-15cm
Colorlavender, violet
Bloomlate spring, summer
Ca
Typesubshrub
Cultivationgravelly, humous, moist, sunny site
alpine house, moist, humous, gravelly soil, sun
Propagationseed in spring, barely covered, germ. 1-3 months, 13-18°C
cuttings in late summer
SynonymsPenstemon davidsonii var. praeteritus Cronquist, Leafl. W. Bot. 10: 129 (1964)
Territory7 Northern America
     73 Northwestern U.S.A. (ORE Oregon)
     76 Southwestern U.S.A. (NEV Nevada)
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(c) 1990-2025 RNDr. Pavel Slabý