| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
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| self-heal |
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| or heal-all, weedy perennial (Prunella vulgaris) with the typical angular stems and bluish flowers of the family Labiatae (mint family). Although it probably originated in the Old World, self-heal is now distributed throughout temperate climates and is a common plant of North American pastures and open woods. It was formerly used as a domestic remedy for sore throats and other minor ailments. Prunella is classified in the division Magnoliophyta, class Magnoliopsida, order Lamiales, family Labiatae. |
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| | | The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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