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Koh Nakamura,ShihWen Chung,Yoshiko Kono,Meng-Jung Ho,T. Hsu and C. Peng. 2014. "Ixeridium calcicola (Compositae), a New Limestone Endemic from Taiwan, with Notes on Its Atypical Basic Chromosome Number, Phylogenetic Affinities, and a Limestone Refugium Hypothesis". PLoS ONE 9:n. pag.