Puccinia bornmuelleri Magnus, 1899

on Levisticum

Levisticum officinale, Belgium, Namur, leg. Marcel Lecomte, 30.v.2020 © Arthur Vanderweyen: spermogomia, surrounded by uredinia, on a leaf

uredia on base of leaflet and small group of telia.

urediniospores (scale unit = 3.2 µm)

teliospores (scale unit = 1.3 µm)

Levisticum officinale, Hungary, Mosonmagyaróvár © László Érsek, 6.ix.2013: infected leaf, underside

infected leaf, underside with uredinia

uredinia

galled petiole

galled stem

severe malformations

urediniospores and teliospores (from Riegler-Hager, 2011a)

gall

No host plant alternation; only uredinia and telia. Uredinia with the colouror red lead, mainly hypophyllous, also on petioles and stems; spores finely spinulose, with 2-3, mostly equatorial pores. Telia like the uredinia, but blackish brown.Teliospores brown, two-celled, weakly constricted, finely verrucose; pedicel deciduous; pore of the lower cell near the attachement of the pedicel.

host plants

Apiaceae, monophagous

Levisticum officinale.

notes

Originally a species from Afghanistan and Iran, but since 2000 on various places in Central Europe.

references

Brandenburger (1985a), Klenke & Scholler (2015a), Kruse (2019a), Müller & Šafránková (2007a), Mułenko, Piątek, Wołczańska ao (2010a), Plenk & Bedlan (2009a), Riegler-Hager (2011a), Wołczańska & Wójciak (2010a).