Ramularia armoraciae Fuckel, 1870

on Brassicaceae

Nasturtium officinale, Belgium, prov. Limbourg, Peer, Mullerumbeemden, 30.iv.2021 © Carina Van Steenwinkel (this host plant not listed in Braun [1998a])

infected leaf

beginning infected

advanced infection

conidia mass

conidia

conidia

Hesperis matronalis, Belgium, prov. Limbourg, Dal van de Grensmaas, Hochter Bampd-Herbicht, 1.ix.2019 © Carina Van Steenwinkel

leaf spot

colonies

colony

conidia

conidia

parasite

Conidia in, often branched, chains; 2-5 x 6-28 µm, 0-1 septate.

host plants

Brassicaceae, oligophagous

Alliaria petiolata; Armoracia rusticana; Barbarea intermedia, plantaginea, stricta, verna, vulgaris; Brassica nigra, rapa; Cochlearia officinalis; Hesperis matronalis; Nasturtium officinale.

synonyms

Ramularia barbareae Peck, 1897; R. cochleariae Cooke, 1883; R. matronalis Saccardo, 1886.

references

Bakhshi (2018a), Behrooz, Salari, Pirnia & Sabbagh (2017a), Brandenburger (1985a: 83, 183, 192, 197), Braun (1989a), Chater, Woods, Stringer, ao (2021a), Jage, Klenke, Kruse ao (2016a), Kruse (2014a), Poelt & Fritz-Schroeder (1983a), Videira, Groenewald, Braun ao (2016a), Wołczańska (2005a).