Puccinia hysterium Röhling, 1813
on Geropogon, Tragopogon
gall
No host plant alternation. Spermogonia 90-140 µm, epiphyllous, also on the stem. Aecia largely hypophyllous, cupulate with white peridium and yellow spore mass, on clearly galled spots. No uredinia. Telia amphigenous, also on the stems, long covered by the epidermis, eventually pulvinate, pulverulent, dark brown. Spores two-celled, verrucose, on a short, deciduous pedicel. Infected shoots are clearly pale and disfigured.
host plants
Asteraceae, narrowly oligophagous
Geropogon hybridus; Tragopogon buphthalmoides, dubius & subsp. major, floccosus, latifolius, porrifolius, pratensis & subsp. minor + orientalis.
synonyms
Puccinia tragopogonis (Persoon) Corda, 1842.
references
Brandenburger (1985a: 697), Buhr (1965a), Dauphin & Aniotsbehere (1997a), Ellis & Ellis (1997a), Gäuman (1959a), Gjærum & Lye (2014a), González Fragoso (1924a), Henderson (2000a, 2004a), Jage, Scholler & Klenke (2010a), Klenke & Scholler (2015a), Kruse (2019a), Losa España (1942a), Poelt & Zwetko (1997a), Redfern & Shirley (2011a), Roskam (2009a), Termorshuizen & Swertz (2011a), Tomasi (2014a), Vanderweyen & Fraiture (2011a), Wilson & Henderson (1966a), Woods, Stringer, Evans & Chater (2015a).