Puccinia pulverulenta Gréville, 1824

on Epilobium

Puccinia pulverulenta: galls on Epilobium hirsutum

Epilobium hirsutum, Broekpolder © Ben van As

Puccinia pulverulenta: galls on Epilobium hirsutum

the upperside of the leaves is yellowed and puckered

Puccinia pulverulenta:aecia

the underside of the leaves is almost homogeneously covered by aecia (also visible on the upper picture)

Puccinia pulverulenta uredinia + telium on Epilobium hirsutum

Epilobium hirsutum, Nieuwendam: uredinia and telium (hypophyllous)

Puccinia pulverulenta: urediniospores + teliospores

urediniospores and teliospores

Puccinia pulverulenta: urediniosporePuccinia pulverulenta: urediniospore

the same urediniospore at different sharpness levels, to show the two pores

Puccinia pulverulenta: teliospore

teliospore

gall

No host plant alternation; all phases hypophyllous. The infestation is systemic, the entire plant is diseased. Aeciospores verruculose, moreover with a small number of coarse, deciduous warts. Uredinia chestnut brown, spores with 2 germination pores. Telia dark brown. Teliospores two-celled, smooth, brown, apex thickened, on short, flaccid, deciduous pedicels.

host plants

Onagraceae, narrowly oligophagous

Chamerion angustifolium; Epilobium alpestre, alsinifolium, anagallidifolium, brachycarpum, ciliatum & subsp. glandulosum, collinum, cupreum, davuricum, dodonaei, fleischeri, hirsutum, hirtigerum, lanceolatum, leptophyllum, montanum, obscurum, paluste, parviflorum, roseum, tetragonum.

synonyms

Puccinia epilobii-tetragoni Winter, 1881.

references

Blumer (1946a), Brandenburger (1985a), Buhr (1964b), Dauphin & Aniotsbehere (1997a), Dietrich (2013a, 2016b), Ellis & Ellis (1997a), Erdoğdu, Hüseyin & Suludere (2010a), Gäumann (1959a), González Fragoso (1924a), Henderson (2000a, 2004a), Jage, Klenke, Kruse ao (2016a), Jage, Kruse, Kummer ao (2013a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2019a), Losa España (1942a, 1944a), Mułenko, Sałata & Wołczańska (1995a), Negrean (1996b, 1997a), Negrean & Denchev (2000a), Poelt & Zwetko (1997a), Redfern & Shirley (2011a), Savchenko, Heluta, Wasser & Nevo (2014d), Scholler, Reinhard & Schubert (1996a), Termorshuizen & Swertz (2011a), Tomasi (2014a), Unamuno (1942a), Vanderweyen & Fraiture (2011a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).

mod 21.vii.2019