Dicliptera tinctoria is the accepted name of a species in the family Acanthaceae (previously described here as the synonyms Peristrophe bivalvis (L.) Merr. and P. roxburghiana). It may be called magenta plant, or lá cẩm in Vietnamese and native to southeastern Asia from Assam south to Sri Lanka and east to mainland Southeast Asia, Java, southern China, and Taiwan.

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