Rock Garden Plants
Potentilla tilingii (Regel) Greene  
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FamilyROSACEAE
Genus speciesPotentilla tilingii (Regel) Greene 
SynonymsHorkelia tilingii Regel
 Horkelia tridentata Torr.
 Ivesia tridentata (Torr.) A.Gray
Habitatthickets and steppes
Altitude300-2500m
Descriptionbasal leaves flat, sericeous to lanate, pinnate, segments 2-5-pairs, elliptic to cuneate, coarsely triangular-dentate, inflorescence dense, flowers in capitate cluster, petals 3mm
Size10-40cm
Colorwhite, pinkish
Bloomlate spring, summer
Ca
Typerosette, tuft
Cultivationsunny site with a deep, drained soil
alpine house, rich, drained soil, sun
Propagationseed in spring, barely covered, germ. 1-3 months, 18-21°C
cuttings in late summer and in fall
Territory Northern America
     Northwestern U.S.A. (Oregon )
     Southwestern U.S.A. (California)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

ROSACEAE

Potentilla tilingii (Regel) Greene, Pittonia 1(3): 105 (1887)

Basionym:
Horkelia tilingii Regel, Trudy Imp. S.-Peterburgsk. Bot. Sada 1(1): 153 (1871)

Synonyms:
Potentilla congesta tilingii (Regel) Jeps.
=============================================================================
tilingii typica ined.

Synonyms:
Horkelia tridentata Torr.
Horkelia tridentata typica D.D.Keck
Ivesia tridentata (Torr.) A.Gray
Trichothalamus tridentatus (Torr.) Spreng.

Oregon, California
73 ORE 76 CAL

300-2500m

tilingii flavescens (Rydb.) J.T.Howell, Leafl. W. Bot. 4: 176 (1945)

Basionym:
Horkelia flavescens Rydb., Mem. Dept. Bot. Columbia Coll. 2: 138, t. 75 (1898)

Synonyms
Horkelia tridentata flavescens (Rydb.) D.D.Keck

Oregon, California
73 ORE 76 CAL

700-2000m

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