Echinops sphaerocephalus, from González Fragoso (1924a): urediniospores and teliospores

gall

No host plant alternation; spermogonia and aecia are lacking. Uredinia mainly hypophyllous, light brown; urediniospores with 2-4 equatorial germination pores. Telia amphigenous, almost black. Teliospores 2-celled, 32-46 x 18-27 µm, on a short, deciduous pedicel.

host plants

Asteraceae, monophagous

Echinops banaticus, exaltatus, melitensis, microcephalus, ossicus, pungens, ritro & subsp. ruthenicus, sphaerocephalus & subsp. albidus, spinosissimus & subsp. bovei.

synonyms

Bahcecioglu & Gjaerum (2004a) consider echinopis a synonym of P. calcitrapae.

references

Bahcecioglu & Gjaerum (2004a), Bahçecioğlu & Kabaktepe (2012a [“echinopsis“]), Gäumann (1959a), González Fragoso (1924a), Klenke & Scholler (2015a), Kruse (2014a), Ludwig (1974a), Poelt & Zwetko (1997a), Termorshuizen & Swertz (2011a), Tóth (1994a).