Denchev, T. T.; Denchev, C. M.; Więcław, H.; Mišek, V.; Kemler, M. Phylogenetic Analyses, Morphological Characteristics, and Host Specificity Reveal Anthracoidea koopmanii sp. nov. (Anthracoideaceae, Ustilaginales) on Carex oreophila (Cyperaceae) from Armenia. Phytotaxa 2026, 740, 227-236.