Puccinia seseleos Guyot, 1951

on Seseli

gall

No host plant alternation, only uredinia and telia. Uredinia hypophyllous, also on the stem, often in rows, cinnamon coloured, soon naked, pulverulent. Spores 22-31 x 27-37 µm, wall apically somewhat thickened, 2(3) germination pores. Telia like the uredinia, but black. Spores 2-celled, ovoid, 21-31 x 34-47 µm; wall ± smooth; pedicel hyaline, breaking off, up to 40 µm.

hostplants

Apiaceae, narrowly monophagous

Seseli cantabricum, montanum & subsp. nanum, osseum, tortuosum.

references

Brandenburger (1985a: 458), Buhr (1965a), Gäumann (1959a), Klenke & Scholler (2015a).

01/01/2017

mod 24.vii.2017