Rock Garden Plants
Zinnia acerosa (DC.) A.Gray trib. Heliantheae 
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FamilyASTERACEAE
Genus speciesZinnia acerosa (DC.) A.Gray trib. Heliantheae
SynonymsDiplothrix acerosa DC.
 Zinnia pumila A.Gray
Habitatrocky slopes
Altitude700-1900m
Descriptionstem ramose, pilose, leaves uninerved, linear to subulate, scabrous, capitula solitary, involucre campanulate, phyllaries suborbiculate, obtuse, hirsute, ligules 7-10mm
Size5-15cm
Colorwhite, pale yellow
Bloomspring, summer
Ca+
Typesubshrub
Cultivationsunny, dry, rock crevices, protection against winter wet
alpine house, poor, drained soil, sun
Propagationseed in spring, barely covered, germ. 1 month, 10-16°C
cuttings in late summer
Territory Northern America
     Southwestern U.S.A. (Arizona )
     South-Central U.S.A. (New Mexico , Texas )
     Mexico (Mexico Northeast , Mexico Northwest , Mexico Southwest)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
Comments

ASTERACEAE

Zinnia acerosa (DC.) A.Gray, Smithsonian Contr. Knowl. 3(5): 105 (1852)

Basionym:
Diplothrix acerosa DC., Prodr. [A.P. de Candolle] 5: 611 (1836)

Synonyms:
Crassina acerosa (DC.) Kuntze

Crassina pumila (A.Gray) Kuntze
Zinnia pumila A.Gray

s. USA, Mexico
76 ARI 77 NWM TEX 79 MXE MXN MXS

700-1900m

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