Thecaphora pustulata Clinton, 1921

Fungi, Basidiomycota, Ustilaginomycetes, Urocystidales

on Bidens

gall

conspicuous multilocular swelling of the stem, especially at the nodes, filled with a powdery-granular brown mass of spore balls. They consist of 2-8 firmly united spores.

hostplants

Asteraceae, monophagous

Bidens pilosus.

references

Vánky (1994a).

17/03/2014