Puccinia variabilis Greville, 1824

on Taraxacum

Puccinia variabilis: aecia on Taraxacum officinale

Taraxacum officinale, Wales, Vice County: Monmouth, VC35: aecia © Malcolm Storey, BioImages

gall

No host plant alternation. Aecia, uredinia, and telia amphigenous; aecia in small groups on not galled leaf spots. Uredinia small, brown, soon naked; urediniospores with 2-3 equatorial pores. Telia dark brown; teliospores two-celled, on a deciduous pedicel about as long as the spore; germination pore of the basal cell well beyond the equator. Pedicel short, falls off.

hostplants

Asteraceae, monophagous

Taraxacum officinale.

references

Brandenburger (1985a: 696), Buhr (1965a), Dauphin & Aniotsbehere (1997a), Doppelbaur & Doppelbaur (1968a), Ellis & Ellis (1997a), Gäumann (1959a), González Fragoso (1924a), Henderson (2000a, 2004a), Korytnianska & Popova (2012a), Llorens i Villagrasa (1984a), Poelt & Zwetko (1997a), Redfern & Shirley (2011a), Roskam (2009a), Termorshuizen & Swertz (2011a), Vanderweyen & Fraiture (2011a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).

mod 9.viii.2018