Thecaphora schwarzmaniana Byzova, 1960

on Rheum

gall

1-10 cm long erupting sori in the undersides of the petioles and main veins. They contain a dark brown mass of spore balls, each consisting of ± 4-15, firmly agglutinated spores.

hostplants

Amaranthaceae, monophagous

Rheum macrocarpum, ribes, turkestanicum.

references

Vánky, Lutz & Bauer (2008b), Vasighzadeh, Zafari, Selçuk ao (2014a).

mod 26.vii.2018