Rock Garden Plants
Ivesia  arizonica (J.T.Howell) Ertter   
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FamilyROSACEAE
Genus species var.Ivesia  arizonica (J.T.Howell) Ertter 
SynonymsPurpusia arizonica J.T.Howell (basionym)
 Potentilla osterhoutii (A.Nelson) J.T.Howell
 Purpusia osterhoutii A.Nelson
Territory Southwestern U.S.A.ArizonaCaliforniaNevadaUtah
rocks
Altitude1200-3500m
Description leaves mainly basal, imparipinnate, segments 5-11, elliptic to orbiculate, crenate to pinnate, glandular pilose, inflorescence cymose, few flowered, petals 3-4mm long
Size5-15cm
Colorwhite, yellow
Bloomlate spring
Ca+
Typetuft
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in spring, barely covered, germ. 1-3 months, 18-21°C
division in early spring; cuttings in late summer and fall
BibliographyFlora of North America www.eFloras.org
USDA Plants Database plants.usda.gov
Version 8.0
(c) 1990-2016 RNDr. Pavel Slabý