Rock Garden Plants
Dalea purpurea Vent. trib. Amorpheae 
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FamilyFABACEAE
Genus speciesDalea purpurea Vent. trib. Amorpheae
SynonymsPetalostemon mollis Rydb.
 Petalostemon pubescens A.Nelson
 Petalostemon violaceus Michx.
Habitatamerican prairie
Descriptionglabrous to grey villose, leaves pinnate, leaflets linear, 1-2cm long, spikes numerous, 2-7cm long, calyx densely hirsute
Size30-60cm
Colorpurple
Bloomsummer
Ca
Typetuft
Cultivationsunny site with a deep, drained soil
alpine house, rich, drained soil, sun
Propagationscarified seed in spring, germ. 1-3 months, 13-18°C
basal cuttings in late spring and late summer
Territory Northern America
     Western Canada (Alberta , Saskatchewan )
     Northwestern U.S.A. (Colorado , Idaho , Montana , Wyoming )
     North-Central U.S.A. (Illinois , Minnesota , North Dakota , Oklahoma , Wisconsin )
     Northeastern U.S.A. (Indiana , Michigan )
     Southwestern U.S.A. (Arizona )
     South-Central U.S.A. (New Mexico , Texas )
     Southeastern U.S.A. (Alabama , Georgia , Kentucky , Louisiana , Tennessee)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

FABACEAE

Dalea purpurea Vent., Jard. Malmaison t. 40 (1807)

Synonyms:
Kuhnistera purpurea (Vent.) MacMill.
Petalostemon purpureus (Vent.) Rydb.
Psoralea purpurea (Vent.) MacMill.
=============================================================================
purpurea typica ined.

Synonyms:
Dalea purpurea arenaria (F.C.Gates) McGregor
Dalea violacea (Michx.) Willd.
Kuhnistera violacea (Vent.) Steudel
Petalostemon mollis Rydb.
Petalostemon pubescens A,Nelson
Petalostemon purpureus mollis (Rydb,) A.Nelson
Petalostemon purpureus pubescens (A.Gray) H.D.Harr.
Petalostemon standleyanus Rydb.
Petalostemon violaceus Michx.
Petalostemon violaceus pubescens A.Gray

w. Canada, USA
71 ABT SAS 73 COL IDA MNT WYO 74 ILL MIN NDA OKL WIS 75 INI MIC 76 ARI 77 NWM TEX 78 ALA GEO KTY LOU TEN

purpurea arenicola (Wemple) Barneby, Mem. New York Bot. Gard. 27: 267 (1977)

Basionym:
Petalostemon arenicola Wemple, Iowa State J. Sci. 45: 94 (1970)

Synonyms:
Dalea arenicola (Wemple) B.L.Turner

Colorado, c. USA
73 COL 74 KAN OKL 77 NWM TEX

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