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Pronunciation: sē-trā′rē-ă

Definition: The dried plant, Cetraria islandica (family Parmeliaceae), a lichen, not a moss, used as a demulcent and as a folk remedy for bronchitis.

Synonym(s): Iceland moss

[L. caetra, a short Spanish shield (from shape of the apothecia)]

Further information

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.