Puccinia carduorum Jacky, 1899
on Carduus
gall
no host plant alternation. Spermogonia epiphyllous, orange when ripe. Uredinia epiphyllous, brown, soon naked, pulverulent; urediniospores with 3 ± equatorial pores, mostly not capped by a papilla. Telia amphigenous, dark brown, soon naked. Teliospores two-celled, elliptic, finely echinulate, c. 32 µm long. Pedicel short, hyaline.
uredinia, telia
Asteraceae, monophagous
Carduus acanthoides, argyroa, aurosicus, bourgaei, bourgeanus, candicans, carduelis, carpetanus, chevallieri, chrysacanthus, collinus, crispus & subsp. multiflorus, defloratus & subsp. carlinifolius + glaucus + medius, hamulosus, kerneri subsp. lobulatiformis, litigiosus, meonanthus, nigrescens subsp. assoi, nutans & subsp. granantensis + leiophyllus + platylepis + scabrisquamus + subacaulis, personata, pycnocephalus, spachianus, tenuiflorus, tmoleus subsp. cronius.
synonyms
González Fragoso distinguishes without argumentation Puccinia deflorati Probst, 1907 as a special form of carudorum on Carduus defloratus. The same applies for P. crispi Klebahn, 1914 on Carduus crispus and personata.
Many authors, including Termorshuizen & Swertz, and also the Index Fungorum (2016), consider this species conspecific with P. calcitrapae.
references
Alaei, De Backer, Nuytinck ao (2009a), Blumer (1946a), Brandenburger (1972a, 1985a), Gäumnn (1959a), Gjaerum (1982a), González Fragoso (1924a), Hafellner (1980a), Jage, Scholler & Klenke (2010a), Klenke & Scholler (2015a), Kruse (2019a), Kruse, Thiel, Beenken ao (2018d), Ludwig (1974a), Schmid-Heckel (1985a), Termorshuizen & Swertz (2011a), Tóth (1994a), Unamuno (1942a).