Puccinia senecionis-acutiformis Hasler, Mayor & Cruchet, 1922

on Jacobaea, Senecio

gall

aecia hypophyllous, in irregular groups; peridium well developed, split into segments.

spermogonia, aecia

Asteraceae,
narrowly oligophagous

Jacobaea alpina, aquatica, erucifolia, paludosa, vulgaris; Senecio ovatus, sylvaticus, viscosus, vulgaris.


on Carex

gall

uredinia rare and inconspicuous, epiphyllous, brown, pulverulent; urediniospores with 2 or 3 equatorial pores. Telia hypophyllous, blackish brown, not pulverulent, naked. Teliospores 2-celled, ob-clavate, not constricted, slender; wall smooth, apically strongly thickened. Pedicel yellowish, persistent, 5 – 40 µm.

uredinia, telia

Cyperaceae, narrowly monophagous

Carex ? acuta, acutifomis.

synonyms

among others Termorshuizen & Swertz consider this spcies conspecific with Puccinia dioicae.

references

Brandenburger (1985a), Doppelbaur & Doppelbaur (1968a), Gäumann (1959a), Klenke & Scholler (2015a), Maier, Wingfield, Mennicken & Wingfield (2007a), Termorshuizen & Swertz (2011a), Tomasi (2014a).

02/11/2016

mod 17.vii.2017