| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
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| petunia |
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| any plant of the genus Petunia, South American herbs of the family Solanaceae (nightshade family). The common garden petunias, planted also in window boxes, are all considered hybrids of white-flowered and violet-flowered species from Argentina. The plants are of a straggling habit and produce an abundance of large, funnel-shaped, fragrant blossoms. Petunias are classified in the division Magnoliophyta, class Magnoliopsida, order Polemoniales, family Solanaceae. |
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| | | The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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