Astrantia major, Engeland, Berks, VC22 © Malcolm Storey, BioImages

gall

blackish-brown radiating upper surface necrotic leaf spots on the green leaves, up to 2 cm. Spots often bordered by an orange-yellow discolouration. At their underside yellow-brown apothecia, up to 0.5 mm in size, initially globular, finally dish-shaped.

host plants

Apiaceae, monophagous

Astrantia major, minor.

synonyms

Fabraea astrantiae (Cesadola) Rehm, 1896.

references

Brandenburger (1985a: 422), Gremmen (1968), Jage, Scholler & Klenke (2010a), Krieglsteiner (1994a), Ludwig (1974a), Negrean (1995a), Schüepp (1959a).