Puccinia scabiosae-sempervirentis Hasler, 1930

on Centaurea

gall

aecia hypophyllous, cupulate, well developed peridium split into segments, on yellow or red leaf spots.

spermogonia, aecia

Asteraceae, narrowly monophagous

Centaurea scabiosa.


on Carex

gall

urediniospores 16-28 x 19-28 µm, with 2 pores above the equator. Telia blackish brown, not pulverulent. Teliospores 16-18 µm wide, two-celled, with a smooth wall, that apically is strongly thickened.

uredinia, telia

Cyperaceae, narrowly monophagous

Carex sempervirens.

Blumer, on the autohority of Mayor, also mentions Carex ferruginea.

synonyms

many authors, including Termorshuizen & Swertz, and also the Index Fungorum (2016) consider this species conspecific with Puccinia dioicae, or a variety of it.

references

Blumer (1946a), Brandenburger (1985a), Buhr (1964b), Gäumann (1959a), Klenke & Scholler (2015a), Mayor (1967a), Termorshuizen & Swertz (2011a).

27/05/2017

mod 4.viii.2017