Rock Garden Plants
Keckiella rothrockii (A.Gray) Straw trib. Cheloneae 
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FamilyPLANTAGINACEAE
Genus speciesKeckiella rothrockii (A.Gray) Straw trib. Cheloneae
SynonymsPenstemon rothrockii A.Gray
 Penstemon scabridus Eastw.
 Penstemon shockleyi S.Watson
Habitatsagebrush wilding
Altitude1900-3200m
Descriptionstrigose, branchlets thin, erect, leaves 5-15mm, lanceolate-oblong to ovate, sometimes denticulate, racemes spicate, flowers often in pairs, 10-12mm long
Size30-60cm
Colorpurple
Bloomsummer
Ca
Typeshrub
Cultivationsunny 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
     Southwestern U.S.A. (California , Nevada)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

PLANTAGINACEAE

Keckiella rothrockii (A.Gray) Straw, Brittonia 19: 203 (1967)

Basionym:
Penstemon rothrockii A.Gray, Syn, Fl. N. Amer. 2(1): 260 (1878)

Synonyms:
Keckia rothrockii (A.Gray) Straw
=============================================================================
rothrockii typica (D.D.Keck) ined.

Basionym:
Penstemon rothrockii typicus D.D.Keck, Madrońo 3: 203 (1936)

Synonyms:
Penstemon scabridus Eastw.
Penstemon shockleyi S.Watson

California, Nevada
76 CAL NEV

1900-3200m

rothrockii jacintensis (Abrams) Straw, Brittonia 19: 204 (1967)

Basionym:
Penstemon jacintensis Abrams, Bull. Torrey Bot. Club 33(8): 445 (1906)

Keckia rothrockii jacitensis (Abrams) Straw
Penstemon rothrockii jacintensis (Abrams) D.D.Keck

Callifornia (San Jacinto Mts.)
76 CAL

1900-3200m

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(c) 1990-2021 RNDr. Pavel Slabý