Protomyces buerenianus Buhr, 1949
on Galinsoga
gall
Vaguely delimited, smooth swelling of the stem or main leaf veins; initially pale and somewhat glassy, later brownish. In the vascular tissues fungal spores are formed.
host plants
Asteraceae, narrowly monophagous
Galinsoga parviflora.
Not on G. ciliata!
references
Bacigálová (2008a), Brandenburger (1985a: 624), Buhr (1964b), Klenke & Scholler (2015a), Reddy & Kramer (1975a), Tomasi (2014a).