Melampsora medusae(MELMME)
Photos
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![](/media/data/taxon/M/MELMME/pics/220x130/13141.jpg)
Urediniospores and paraphyses of Melampsora medusae f. sp. deltoidae observed by light microscopy. Note the smooth (non-echinulate) patches at the equator of the urediniospores, and the thin (3-6 µm) paraphyse wall.
Courtesy: Pascal Frey (INRAE, Nancy, France)![](/media/data/taxon/M/MELMME/pics/220x130/1046.jpg)
Spermogonia of M. medusae on Larix decidua, following inoculation of needles in the glasshouse with basidiospores.
Courtesy: A.L. Schippers Jr - USDA (US).![](/media/data/taxon/M/MELMME/pics/220x130/13139.jpg)
Melampsora medusae f. sp. deltoidae urediniospores observed by scanning electron microscopy. Note the smooth (non-echinulate) patches at the equator of the urediniospores
Courtesy: Pascal Frey (INRAE, Nancy, France)![](/media/data/taxon/M/MELMME/pics/220x130/13140.jpg)
Poplar nursery trial, showing strong differencies in the susceptibility of poplar genotypes to Melampsora medusae f. sp. deltoidae (Pointe Platon, Lotbinière, Quebec, Canada)
Courtesy: Pascal Frey (INRAE, Nancy, France)![](/media/data/taxon/M/MELMME/pics/220x130/13138.jpg)
Poplar nursery trial, showing strong differencies in the susceptibility of poplar genotypes to Melampsora medusae f. sp. deltoidae (Pointe Platon, Lotbinière, Quebec, Canada)
Courtesy: Pascal Frey (INRAE, Nancy, France)