Synonymy:
Peridermium pyriforme Peck [as 'piriforme'], Bull. Torrey bot. Club 6(2): 13 (1875)
Cronartium pyriforme (Peck) Hedgc. & Long, Privately printed at Washington D.C., June 12, 1914: 3 (1914)

Position in classification:
Cronartium, Cronartiaceae, Pucciniales, Incertae sedis, Pucciniomycetes, Basidiomycota, Fungi

Note:
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