Plant Parasites of Europe

leafminers, galls and fungi

Melampsora epitea

Melampsora epitea Thümen, 1879

polyphagous

gall

spermogonia and aecia mostly amphigenous. Aecia on yellow but generally not galled spots, often in circles: orange, pulverulent, flat to dish-shaped without a peridium, 1-2 mm; spore-wall of clearly irregular thickness

spermogonia, aecia

polyphagous

Larix decidua, kaempferi, laricina, sibirica; Ribes alpinum, aureum, nigrum, rubrum, sanguineum, spicatum, uva-crispa; Saxifraga aizoides, cespitosa, hypnoides, moschata, oppositifolia, rivularis, rosacea.


on Salix

Melampsora epitea: uredinia and telia om Salix fragilis

Salix fragilis, Naardense Bos: underside of the leaf with orange yellow uredinia and brown, subepidermal telia

Melampsora epitea: urediniospores

Salix fragilis, Nieuwendam: urediniospores (ø 22 µm) and paraphyses

Melampsora epitea: telia on Salix alba

Salix alba, Nieuwendam: underside of leaf, with telia

Melampsora epitea: telium vertical

teliem, vertical view

Melampsora epitea: telium transverse

telium transverse view

gall

uredinia yellow, amphigenous, with club-shaped, thin-walled paraphyses. Telia usually hypophyllous, subepidermal, brownish.

uredinia, telia

Salicaceae, broadly monophagous

Salix alba, apennina, appendiculata, arbuscula, aurita, bicolor, caesia, cantabrica, caprea, cinerea & subsp. oleifolia, daphnoides & subsp. acutifolia, elaeagnos, x fragilis, foetida, gmelinii, glabra, glauca, glaucosericea, hastata, hegetschweileri, helvetica, herbacea, laggeri, lanata, myrsinifolia, pentandra, phylicifolia, polaris, purpurea, repens & subsp. rosmarinifolia, reticulata, retusa, “x rubra”, serpyllifolia, silesiaca, x smithiana, starkeana, triandra, viminalis, waldsteiniana.

synonyms

M. epitea actually is a complex of species, comprising at least: Melampsora abietis-caprearum, arctica, euonymi-caprearum, laricis-epitea, repentis, reticulatae, ribesii-epitea, ribesii-purpureae, ribesii-viminalis.

references

Adamska (2005a), Afshan, Khalid & Niazi (2012a), Bahcecioglu & Kabaktepe (2012a), Brandenburger (1985a), Buhr (1964a, 1965a), Dauphin & Aniotsbehere (1997a), Doppelbaur & Doppelbaur (1973a), Ellis & Ellis (1985), Gjaerum (1987a), Hagen (1941a), Henderson (2000a, 2004a), Jage, Kruse, Kummer ao (2013a), Kozłowska, Mułenko & Heluta (2015a), Kruse (2014a), Kruse & Jage (2014a), Mułenko, Sałata & Wołczańska (1995a), Negrean (1996b, 1997a), Ostry, Ramsted, Newcombe & Steenackers (2014a), Poelt & Zwetko (1997a), Preece & Hick (1994a), Redfern & Shirley (2011a), Roskam (2009a), Schmid-Heckel (1985a), Scholler & Schubert (1993a), Smith, Blanchette & Newcombe (2004a), Termorshuizen Swertz (2012a), Tomasi (2003a, 2012a, 2014a), Tykhonenko (2010a), Vanderweyen & Fraiture (2007a), Woods, Stringer, Evans & Chater (2015a) Wales.

Last modified 9.xii.2019