A new species of Erysiphe sect. Microsphaera from Inner Mongolia, China
Liu, Tie-Zhi Braun
Erysiphe chifengensis, a new species of Erysiphe sect. Microsphaera on leaves of Abelia biflora (Caprifoliaceae) from Inner Mongolia, China, is described, illustrated and compared with E. vanbruntiana, a similar species on hosts of the genus Sambucus.