Calycosia

{{short description|Species of plant}}

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| taxon = Calycosia

| authority = A.Gray

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Calycosia is a genus of flowering plants in the family Rubiaceae. It was described by Asa Gray in 1860. The genus is found in New Guinea, the Solomon Islands, Fiji, Samoa, and the Society Islands.{{cite web|url=http://apps.kew.org/wcsp/qsearch.do?plantName=Calycosia|title=Calycosia in the World Checklist of Rubiaceae|accessdate=17 January 2013}}