Rock Garden Plants
Penstemon laxiflorus Pennell sect. Penstemon 
Home
Families
Genus
Territory
Habitat
Synonyms
Types
Galery
Info
FamilyPLANTAGINACEAE
Genus speciesPenstemon laxiflorus Pennell sect. Penstemon
Habitatamerican prairie
Altitude100-500m
Descriptionstems pubescent, basal leaves spathulate to ovate, dentate, obtuse, stem leaves sessile, lanceolate, amplexicaule, acute, thyrsus interrupted, conical, corolla tubular, 2-3cm
Size25-55cm
Colorwhite, pale blue
Bloomspring, early summer
Ca
Typetuft
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
cuttings in late summer
Territory Northern America
     North-Central U.S.A. (Oklahoma )
     South-Central U.S.A. (Texas )
     Southeastern U.S.A. (Alabama , Arkansas , Louisiana , Mississippi)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

PLANTAGINACEAE

Penstemon laxiflorus Pennell, Monogr. Acad. Nat. Sci. Philadelphia 1: 229 (1935)

Synonyms:
Penstemon australis laxiflorus (Pennell) R.W.Benn.

Oklahoma, Texas, se. USA
74 OKL 77 TEX 78 ALA ARK LOU MSI

100-500m


Version 9.0
(c) 1990-2021 RNDr. Pavel Slabý