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The species was split by the AOU in 2013 from the species complex Thrush-like Schiffornis.
In 2001, it was suggested that A. prasinus, as traditionally defined, was a species complex that should be split into 7 different species based on preliminary morphological evidence.
In 1953, Hylander and colleagues synonymized P. jaceae with the P. hieracii, a species complex of rusts that attacked various Cichorieae plants.