Rock Garden Plants
Lewisia  cotyledon var. howellii (S.Watson) Jeps.   
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FamilyMONTIACEAE
Genus species var.Lewisia  cotyledon var. howellii (S.Watson) Jeps. 
SynonymsCalandrinia howellii S.Watson (basionym)
 Lewisia howellii (S.Watson) B.L.Rob.
 Oreobroma howellii (S.Watson) Howell
Territory Northwestern U.S.A.Southwestern U.S.A.CaliforniaOregon
rocks
Altitude100-400m
Description margins of leaves distinctly sinuate, petals 12-20mm long
Size5-20cm
Colorwhite, rose
Bloomspring
Ca
Typerosette, stem ascending
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in winter, barely covered, germ. 1-3 months, 10-16°C
rosettes as cuttings in early summer; leaf cuttings in summe
BibliographyFlora of North America www.eFloras.org
USDA Plants Database plants.usda.gov
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý