Puccinia silvatica Schröter, 1879
on Asteraceae
gall
spermogonia honey-coloured, in dense groups. Aecia hypophyllous in dense circles around the spermogonia; they are cupulate with white, outwards curved peridium segments. Locally the leaf is more or less swollen and coloured yellow or reddish, also at the upperside.
spermogonia, aecia
Asteraceae, oligophagous
Arctium lappa, nemorosum; Senecio nemorensis; Taraxacum officinale.
Occasionally also Crepis biennis, Doronicum austriacum.
on Carex
Carex leporina, from González Fragoso (1924a): teliosporen and an urediniospore
gall
uredinia hypophyllous, bright rust-coloured, on yellow leaf spots; urediniospores with two pores above the equator. Telia blackish brown, hypophyllous, pulvinate, long covered by the epidermis. Teliospores two-celled, slender, with a smooth, thin wall, that apically is clearly thickened. Pedicel short, persistent.
uredinia, telia
Cyperaceae, narrowly monophagous
Carex arenaria, brizoides, flacca, leporina, pallescens, panicea, paniculata, praecox, repens, stenophylla.
Losa Quintana added: “Carex oederi Retz.”, according to ThePlantList a synonym of C. pilulifera.
synonyms
Puccinia dioicae var. silvatica Schröter (Henderson, 1961).
many authors, including Termorshuizen & Swertz, and also the Index Fungorum (2016) consider this species conspecific with Puccinia dioicae, or a variety of it.
parasite
references
Brandenburger (1985a: 869), Buhr (1964b, 1965a), Dauphin & Aniotsbehere (1997a), Doppelbaur & Doppelbaur (1968a, 1973a), Gäumann (1959a), Gjaerum (1982a), González Fragoso (1924a), Hafellner (1980a), Jage, Kruse, Kummer ao (2013a), Klenke & Scholler (2015a), Kruse (2014a, 2019a), Kummer (2012a), Losa Quintana (1972a), Maier, Wingfield, Mennicken & Wingfield (2007a), Poelt & Zwetko (1997a), Roskam (2009a), Scheuer & Bechter (2012a), Termorshuizen & Swertz (2011a), Vanderweyen & Fraiture (2011a).