Uromyces setariae-italicae Yoshino, 1960

on Setaria

gall

No host plant alternation, only uredinia and telia. Uredinia mainly hypophyllous, often in length rows, cinnamon coloured, pulverulent; no paraphyses. Spores 23-28 x 27-33 µm, with 3 equatorial germination pores. Telia mainly hypophyllous, long covered by the epidermis, greyish black. Spores 1-celled, ovoid, 16-24 x 20-30 µm; pedicel about as long as the spore, breaking off.

hostplants

Poaceae, monophagous

Setaria adhaerens, pumila, ialica, viridis.

references

Brandenburger (1985a: 840), Gäumann (1959a), Gjaerum (1982a, 1987a), Klenke & Scholler (2015a), Savchenko, Heluta, Wasser & Nevo (2014e), Săvulescu & Rayss (1935a), Spooner & Butterfill (1999a).

09/01/2017

mod 30.vii.2017