Rock Garden Plants
Penstemon crandallii A.Nelson sect. Caespitosi 
Home
Families
Genus
Territory
Habitat
Synonyms
Types
Galery
Info
FamilyPLANTAGINACEAE
Genus speciesPenstemon crandallii A.Nelson sect. Caespitosi
SynonymsPenstemon suffrutescens Rydb.
Habitatrocky slopes
Altitude1700-3400m
Descriptionleaves narrowly oblanceolate to narrowly obovate, 10-28mm long, entire, usually glabrous, corolla 14-20mm long, tubular, with longer lower lip
Size5-25cm
Colorblue
Bloomsummer
Ca
Typesubshrub, carpet
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained 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 )
     Southwestern U.S.A. (Utah )
     South-Central U.S.A.
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Picture
Comments

PLANTAGINACEAE

Penstemon crandalii A.Nelson, Bull. Torrey Bot. Club 26(7): 354 (1899)

1800-3000m
=============================================================================
crandallii typicus D.D.Keck, Bull. Torrey Bot. Club 64: 368 (1937)

Synonyms:
Penstemon suffrutescens Rydb.

Colorado, Utah
73 COL 76 UTA

1800-3400m

crandallii atratus D.D.Keck, ibid.

Utah
76 UTA

2100-2600m

crandallii glabrescens (Pennell) D.D.Keck, ibid.

Basionym:
Penstemon glabrescens Pennell, Contr. U.S.Natl. Herb. 20: 375 (1920)

Synonyms:
Penstemon coloradoensis glabrescens (Pennell) A.Nelson
Penstemon crandallii taosensis (D.D.Keck) G.T.Nisbet & R.C.Jacks.
Penstemon linarioides taosensis D.D.Keck

Colorado, New Mexico
73 COL 77 NWM

1700-3400m

crandallii procumbens (Greene) D.D.Keck, ibid.

Basionym:
Penstemon procumbens Greene, Pl. Baker. 3: 23 (1901)

Colorado
73 COL

2000-3400m

crandallii ramaleyi (A.Nelson) C.C.Freeman, PhytoKeys 80: 35 (2017)

Basionym;
Penstemon ramaleyi A.Nelson, Publ. Univ. Wyoming 3: 106 (1937)

Colorado
73 COL

2400-3300m

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