Chrysomyxa pyrolae Rostrup, 1881
on Picea
gall
Spermogonia and aecia on outside of the cone scales. The aecia are pad-like, white or yellow, coalescing to one cm large; spores orange.
spermogonia, aecia
Pinaceae, monophagous
Picea abies, engelmannii, glauca, mariana, obovoata, pungens, rubens.
on Pyrola
Pyrola rorundifolia. from González-Fragoso (1925a): urediniospores
gall
uredinia hypophyllous, often occupying the entire leaf, yellow to orange. Urediniospores in chains, 21-28 x 18-21 µm, wall colourless, conspicuously warty. Telia much rarer, hypophyllous, in orange to blood red waxy pads. Teliospores 14-26 x 7-10 µm, in long chains.
uredinia, telia
Ericaceae, narrowly oligophagous
Orthilia secunda; Pyrola asarifolia subsp. americana, chlorantha, elliptica, media, minor, rotundifolia.
synonyms
Chrysomyxa pirolata (Körnicke) Winter, 1884.
hyperparasitr
references
Blumer (1946a), Brandenburger (1985a: 20, 462), Buhr (1965a), Feau, Vialle, Allaire, Maier & Hamelin (2011a), Gäumann (1959a), González-Fragoso (1925a), Henderson (2000a), Klenke & Scholler (2015a), Kruse (2019a [“pyrolata”]), Nierhaus-Wunderwald (2000a), Poelt & Zwetko (1997a), Preece & Hick (1994a), Redfern & Shirley (2011a), Sutherland, Hopkinson & Farris (1984a), Termorshuizen & Swertz (2011a), Tomasi (2014a), Vanderweyen & Fraiture (2007a), Woods, Stringer, Evans & Chater (2015a).