Galium spec., België, prov. Antwerpen, Griesbroek-Balen © Carina Van Steenwinkel: telium

the greyish down on top of the telia shows that the spores are germinating already

teliospores; the pedicels are up to 80 µm long

one of these spores is germinating

this spore forms a basidium from the lower cell

gall

No host plant alternation; telia only. These at the underside of the leaves and on galled parts of the stem, roundish, yellow to brown or greyish brown. Spores two-celled, early germinating, on a persistent pedicel of up to 80 µm.

host plants

Rubiaceae, narrowly oligophagous

Cruciata glabra, laevipes; Galium album, arenarium, mollugo, pumilum, rotundifolium, rubioides, saxatile, sylvaticum, uliginosum, verum.

synonyms

Puccinia valantiae auct., Persoon, 1800.

predators

Mycodiplosis coniophaga.

references

Brandenburger (1985a), Buhr (1964b), Dietrich (2013a), Ellis & Ellis (1997a), Gäumann (1959a), González Fragoso (1924a), Henderson (2000a), Jage, Klenke, Kruse ao (2016a), Jage, Kruse, Kummer ao (2013a), Jost (1987a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2014a, 2019a), Losa España (1944a), Ludwig (1974a), Marková & Urban (1988a), Poelt & Zwetko (1997a), Preece & Hick (1994a), Redfern & Shirley (2011a), Riegler-Hager (2000a), Ruszkiewicz-Michalska (2006a), Termorshuizen & Swertz (2011a), Tomasi (2014a), Vanderweyen & Fraiture (2011a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).