Nakamura, K., K.-F. Chung, C.-J. Huang, Y. Kono, G. Kokubugata, and C.-I. Peng. 2012. Extreme habitats that emerged in the Pleistocene triggered divergence of weedy Youngia (Asteraceae) in Taiwan. Molecular Phylogenetics and Evolution 63: 486–499.

Nakamura, K., Y. Kono, C.-J. Huang, K.-F. Chung, C.-I Peng. 2013. Correction of Confusions Regarding the Identity and Synonymy of Youngia (Asteraceae: Tribe Cichorieae) in Taiwan. Systematic Botany 38(2): 507-516.