Puccinia horiana Hennings, 1901

chrysanthemum white rust

on Chrysanthemum, Dendranthema, Leucanthemella

Puccinia horiana: telia on Dendranthema

Dendranthema spec, England, Vice County: South Hampshire, VC11; © Malcolm Storey, BioImages

Puccinia horiana: teliospores

teliospores

gall

No host plant alternation; telia only. They are generally hypophyllous, yellow to grey, pulvinate, amphigenous, on pale, eventually brown leaf spots. Teliospores 2-celled, 12-15 x 39-46 µm; wall yellowish, smooth.

hostplants

Asteraceae, narrowly oligophagous

Chrysanthemum x grandiflorum, indicum; Dendranthema grandiflorum, morifolium; Leucanthemella serotina.

notes

Important pest in greenhouse cultivation of “chrysanthemums”.

references

Alaei, De Backer, Nuytinck, Maes, Höfte & Heungens (2009a), Beenken & Senn-Irlet (2016a), Brandenburger (1985a), Ellis & Ellis (1997a), Gäumann (1959a), Göre (2008a), Hafellner (1980a), Henderson (2000a, 2004a), Klenke & Scholler (2015a), Mayor (1967a), Mułenko, Piątek, Wołczańska ao (2010a), Negrean & Anastasiu (2006a), Poelt & Zwetko (1997a), Sriram, Chandran, Kumar & Reddy (2015a), Termorshuizen & Swertz (2011a), Woods, Stringer, Evans & Chater (2015a).

mod 3.viii.2018