Lapsana communis, Belgium, Liège, early spring © Jean-Yves Baugnée, det Arthur Vanderweyen

gall

Aecia, uredinia, and telia amphigenous.

gall

spermogonia epiphyllous, in small group, honey-coloured. Aecia amphigenous, also on the stems, on purple, but not swollen, spots; peridium white, spores orange, practically smooth. Uredinia amphigenous, pulverulent, chestnut coloured; pores finely spinulose, with two equatorial pores. Telia like the uredinia, but blackish brown; spores two-celled, brown, ± rotund, finely spinulose; pore of top cel apical, the one of the basal cell halfway base and septum; pedicel short, deciduous, hyaline.

host plants

Asteraceae, ? monophagous

Lapsana communis & subsp. intermedia + pisidica, humilis.

? Also Jurinea consanguinea (Bahçecioğlu & Kabaktepe).

references

Bahcecioglu & Gjaerum (2004a), Bahçecioğlu & Kabaktepe (2012a), Bahçecioğlu, Kabaktepe & Yildiz (2006a), Brandenburger (1972a, 1985a: 687), Buhr (1964b), Chinery (2011a), Dauphin & Aniotsbehere (1997a), Doppelbaur (1973a), Ellis & Ellis (1997a), Gäumann (1959a), Gjaerum & Sunding (1986a), González Fragoso (1924a), Henderson (2000a, 2004a), Jage, Klenke, Kruse ao (2016a), Jage, Kruse, Kummer ao (2013a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2019a), Losa Quintana & Gimenez (1979a), Poelt & Zwetko (1997a), Kruse (2014a), Losa España (1944a), Negrean (1996b, 1997a), Preece & Hick (1994a), Redfern & Shirley (2011a), Roskam (2009a), Ruszkiewicz-Michalska (2006a), Scheuer & Bechter (2012a), Scholler, Reinhard & Schubert (1996a), Termorshuizen & Swertz (2011a), Tomasi (2014a), Tóth (1994a), Vanderweyen & Fraiture (2011a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).