Rock Garden Plants
Penstemon whippleanus A.Gray sect. Penstemon 
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FamilyPLANTAGINACEAE
Genus speciesPenstemon whippleanus A.Gray sect. Penstemon
SynonymsPenstemon arizonicus A.Heller
 Penstemon pallescens Osterh.
 Penstemon stenosepalus (A.Gray) Howell
Habitatdry, sandy grassland
Altitude2100-3700m
Descriptioninflorescence intensely glandular-hirsute, basal leaves elliptic to ovate, to 6cm, petiolate, stem leaves sessile, oblong, inflorescence verticillate, flowers 18-28mm long
Size10-60cm
Colorpurple, white
Bloomsummer
Ca
Typetuft
Cultivationdry, sunny site with a poor, sandy soil
alpine house, sandy soil, sun
Propagationseed in spring, barely covered, germ. 1-3 months, 13-18°C
cuttings in late summer
Territory Northern America
     Northwestern U.S.A. (Colorado , Idaho , Montana , Wyoming )
     Southwestern U.S.A. (Arizona , Utah )
     South-Central U.S.A. (New Mexico)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

PLANTAGINACEAE

Penstemon whippleanus A.Gray, Proc. Amer. Acad. Arts 6: 73 (1862)

Synonyms:
Penstemon arizonicus A.Heller
Penstemon glaucus stenosepalus A.Gray
Penstemon pallescens Osterh.
Penstemon stenosepalus (A.Gray) Howell

w. & s. USA
73 COL IDA MNT WYO 76 ARI UTA 77 NWM

2100-3700m

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