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A discussion of the relationship between
Ophiorrhiza exigua
and
O. michelloides
(Rubiaceae) with the description of a new species
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Ophiorrhiza monsvictoriae (Rubiaceae, Rubioideae), a new species from Myanmar.
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Genus Ophiorrhiza: A Review of Its Distribution, Traditional Uses, Phytochemistry, Biological Activities and Propagation.
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