Melampsora ribesii-viminalis Klebahn, 1900
on Ribes
gall
spermogonia epiphyllous, grouped. Aecia generally hypophyllous, without a peridium, on yellow spots that are visible at both sides of the leaf, sometimes in circular groups.
spermogonia, aecia
Grossulariaceae, monophagous
Ribes alpinum, aureum, rubrum, sanguineum, uva-crispa.
on Salix
Salix viminalis, Well (Li): urediniospores
telia
gall
uredinia hypophyllous, orange, with clavate paraphyses; spore 14-16 x 15-19 µm, wall thick (2-3 µm). Telia epiphyllous, subcuticular, dark brown pads.
uredinia, telia
Salicaceae, narrowly monophagous
Salix (triandra), viminalis.
synonyms
conceived by some authors as component of one complex species with aecia on a wide range of hosts, and uredinia and telia on Salix: Melampsora epitea.
references
Brandenburger (1985a: 45, 219), Buhr (1965a), Ellis & Ellis (1976), Gäumann (1959a), González-Fragoso (1925a), Henderson (2000a), Kruse (2014a), Negrean (1997a), Poelt & Zwetko (1997a), Termorshuizen & Swertz (2011a), Tomasi (2014a), Tykhonenko (2010a), Unamuno (1941b), Vanderweyen & Fraiture (2007a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).
12/05/2017