Milesina kriegeriana (Magnus) Magnus, 1909
on Abies
spermogonia, aecia
see under the genus Milesina.
host plants
Pinaceae, monophagous
Abies alba, cephalonica, concolor, grandis, nordmanniana, pinsapo.
on Dryopteris

Dryopteris spec., België, prov. Antwerpen, Balen, de Vennen © Carina Van Steenwinkel

uredinia

urediniospores
gall
uredinia hypophyllous, pustulate, covered with a brown epidermis, in which a pore develops; spores short club shaped, remotely spinulose, on a short, plump pedicel, c. 33 x 18 µm. From September on the uredinia produce a white mass of spores during damp weather. Telia at the underside of brown parts of the hibernated fronds. The spores are formed in the epidermis cells; they are irregular in shape, thin-walled, 1-40 celled.
host plants
Dryopteridaceae monophagous
Dryopteris x ambroseae, borreri, carthusiana, dilatata, expansa, filix-mas, pseudomas.
Termorshuizen & Swertz additionally mention Athyrium filix-femima (Woodsiaceae) and Polystichum aculeatum (Dryopteridaceae); on which this was based is not stated.
synonyms
Milesia kriegeriana.
references
Brandenburger (1985a: 6, 15), Bubner, Buchheit, Friedrich ao (2019a), Doppelbaur (1968a, 1973a), Eichhorn (1941a), Ellis & Ellis (1997a), Gäumann (1959a), Gjaerum & Dennis (1976a), González-Fragoso (1925a), Hafellner (1980a), Henderson (2004a), Hick & Preece (1990a), Jage, Klenke, Kruse ao (2016a, Klenke & Scholler (2015a), Kruse, Thiel, Choi ao (2016a), Poelt & Zwetko (1997a), Tănase & Negrean (2007a), Termorshuizen & Swertz (2011a), Tykhonenko & Hayova (2015a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).