The typification of the names Cotoneaster koidzumii, Cotoneaster taitoensis, and Cotoneaster formosanus (Rosaceae) is discussed. Lectotypes are designated for C. koidzumii (Herbarium TI), C. taitoensis (TI), and C. formosanus (TAIF; isolectotypes at PE and TI). (Autor de correspondencia:
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