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Zinnia violacea Cav.  
Go To Encyclopedia of Life...
Family: Asteraceae
common zinnia, more...Youth-and-Old-Age(Spanish: junio, mal de ojo)
[Crassina elegans (Jacq.) Kuntze, moreZinnia elegans Jacq.]
Zinnia violacea image
  • FNA
  • Gleason & Cronquist
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Alan R. Smith in Flora of North America (vol. 21)
Annuals, to 100(-200) cm. Stems greenish, becoming yellowish to purplish, unbranched or sparingly branched distal to bases, hirsute to strigose or scabrous. Leaf blades 3-5-nerved, ovate to oblong, mostly 60-100 × 20-60 mm, scabrellous to glabrate. Peduncles to 85 mm. Involucres ± hemispheric or broader, 10-15 × 5-25 mm. Phyllaries obovate, becoming scarious, glabrous or sparsely hairy, apices rounded, erose or fimbriate. Paleae red to purple, apices rounded to acute, fimbriate. Ray florets 8-21 (more in 'double' cultivars); corollas usually red (white, yellow, or purple in cultivars), laminae spatulate to obovate, 10-35 mm. Disc florets 100-150+; corollas yellow, 7-9 mm, lobes 1-2.5 mm. Cypselae 6-10 mm, 3-angled (ray) or ± compressed (disc), not or faintly ribbed, ciliolate; pappi 0. 2n = 24. Flowering summer-fall. Disturbed sites; to 500- m; introduced; Conn., Fla., Ga., Ky., La., N.C., Ohio, Pa., S.C., Tex.; Mexico; West Indies (Cuba); Central America; South America (Bolivia); also introduced in Asia. Zinnia violacea is perhaps adventive in Costa Rica, Panama, Cuba, Bolivia, China, and Malesia. The most widely cultivated Zinnia, it is reported to have escaped from cultivation and apparently naturalized in ten eastern and southern states but is nowhere common in the flora area. It is not as weedy as Z. peruviana, possibly because it lacks awns and thus is not as easily dispersed by animals.

Vascular plants of NE US and adjacent Canada
Heads radiate, the rays yellow, pistillate and fertile; invol bracts in 2 or 3 slightly unequal series, the outer subherbaceous, the inner more chartaceous and sometimes transitional to those of the receptacle; receptacle slightly convex, its bracts rigid, clasping the achenes; disk-fls perfect and fertile; style-branches flattened, with elongate, hairy appendage; achenes glabrous, quadrangular, or those of the rays triquetrous; pappus a short dentate crown; ±fleshy seacoast shrubs with opposite, usually canescent lvs. 7, warm Amer.

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

©The New York Botanical Garden. All rights reserved. Used by permission.
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Zinnia violacea
Open Interactive Map
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Tracey Slotta  
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Kathy M. Davis, University of Florida Herbarium  
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Developments of SEINet, Symbiota, and associated specimen databases have been supported by National Science Foundation Grants (DBI 9983132, BRC 0237418, DBI 0743827, DBI 0847966)