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Liu, X.Q., Cheng, Q.Z., Tan, Y.H., Hsu, C.T. and Tian, Z.H. 2015.

Morphological comparisons of two pairs of easily confused species in subtribe Goodyerinae (Cranichideae; Orchidaceae)

. Phytotaxa. 202, 3 (Mar. 2015), 207–213. DOI:https://doi.org/10.11646/phytotaxa.202.3.4.