Plant Parasites of Europe

leafminers, galls and fungi

Phyllosticta convallariae

Phyllosticta convallariae Persoon, 1818

on Convallaria, Maianthemum, Polygonatum

Phyllosticta convallariae on Polygonatum odoratum

Polygonatum odoratum, Katwijk, Coepelduynen © Koen van Zoest

Phyllosticta convallariae on Polygonatum odoratum

leaf spot, upperside

Phyllosticta convallariae on Polygonatum odoratum

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

Phyllosticta convallariae: conidia

conidia

Phyllosticta convallariae: conidia

conidium with thin mucous cover and gelatinous appendage

Phyllosticta convallariae: leaf spots on Polygonatum spec.

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

Phyllosticta convallariae: leaf spots on Polygonatum spec.

same leaf, underside

Phyllosticta convallariae: pycnidia at leaf upper side

pycnidia both at the upper side ….

Phyllosticta convallariae: pycnidia at leaf underside

and the underside of the leaf spots

Phyllosticta convallariae: conidia

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).

Last modified 9.v.2020