Puccinia picridis Hazslinkszky, 1877

on Hedypnois, Helminthotheca, Picris

gall

No host plant alternation; aecia are missing. Uredinia and telia amphigenous, pulverulent, light and dark brown, respectively. Urediniospores 16-20 x 24-30 µm, spinulose, with 2 germination pores somewhat above the equator. Teliospores 18-26 x 30-39 µm, elliptic, 2-celled, verruculose; pedicel hyaline, up to 16 µm.

hostplants

Asteraceae, narrowly oligophagous

Hedypnois rhagadioloides; Helminthotheca echioides; Picris hieracioides, pauciflora.

synonyms

often taken as a variety of P. hieracii.

references

Brandenburger (1972a, 1985a), Buhr (1965b, Gäumann (1959a), González Fragoso (1924a), Hafellner (1980a), Jage, Klenke, Kruse ao (2016a), Jage, Kruse, Kummer ao (2013a), Klenke & Scholler (2015a), Losa España (1942a), Melzer, Pittoni, Poelt & Scheuer (1984a), Pellicier (2001a), Termorshuizen & Swertz (2011a), Tóth (1994a), Unamuno (1941a).

08/05/2017

mod 12.viii.2017