Oidium hortensiae Jørst.
Selection criteria. Country: Georgia. Associated organism: any (distribution map)
Number of records. 8.
Locations. Georgia [excluding autonomous areas], Khelvachauri, Kobuleti, Ozurgeti, Poti, Sukhumi, state not noted.
Associated organism. Hydrangea hortensis (leaf).
Literature. Nakhutsrishvili (1986) page(s) 491.