Peronospora cephalariae-laevigatae Săvulescu & Rayss, 1938
on Cephalaria
gall
underside of the leaves with a brownish purple down of erect conidiophores that apically several times are branching, each branch ending in a conidium of 12-31 x 18-45 µm.
hostplants
Caprifoliaceae, narrowly monophagous
Cephalaria laevigata.
references
Brandenburger (1985a: 597), Săvulescu (1948a).