Phyllosticta convallariae Persoon, 1818

on Convallaria, Maianthemum, Polygonatum

Polygonatum odoratum, Katwijk, Coepelduynen © Koen van Zoest

leaf spot, upperside

same spot, underside; in most spots the conidia are hypohyllous, like here

conidia

conidium with thin mucous cover and gelatinous appendage

Polygonatum spec., Belgium, prov. Liége, Soëster, RN La Rochette © Carina Van Steenwinkel

same leaf, underside

pycnidia both at the upper side ….

and the underside of the leaf spots

conidia

gall

Leaf spots witish with a purplish red, somewhat thickened margin; pycnidia black. Conidia 4-6 x 10-15 µm, hyaline, one-celled with a thin mucoid layer and a short gelatinous appendage.

host plants

Asparagaceae, monophagous

Polygonatum multiflorum, odoratum.

synonyms

Phyllosticta cruenta (Fries) Kickx, 1849.

references

Blumer (1946a), Brandenburger (1985a: 726), Grove (1935), Losa España (1944a), Ludwig (1974a), Wikee, Udayanga, Crous, ao (2011a), Wulandari, Bhat & To-anun (2013a).