Puccinia carthami Corda, 1840

on Carthamus, etc.

gall

No host plant alternation. Spermogonia amphigenous on somewhat discoloured leaf spots. Aecia are not formed. Uredinia brown, long covered by the epidermis; initially around the spermogonia, later mainly hypophyllous, not inducing leaf spots; also near the root collar of seedlings; urediniospores 16-23 x 22-28 µm; 2(-4) apically positioned pores. Telia as the uredinia, blackish brown, pulverulent, amphigenous, without leaf spots. Teliospores 2-celled, pear-shaped, 27-32 x 33-41 µm; cell wall densely and finely verrucose; pedicel hyaline, short, deciduous.

host plants

Asteraceae, oligophagous

Carthamus dentatus, glaucus, lanatus, oxyacantha, persicus, tenuis, tinctorius; Centaurea virgata; Psephellus pulcherrimus.

synonyms

this species of often considered identical with, or a variety of, P. calcitrapae.

references

Afshan, Khalid & Niazi (2012a), Bahçecioğlu & Kabaktepe (2012a), Bahçecioğlu, Kabaktepe & Yildiz (2006a), Brandenburger (1985a: 658), Buhr (1964b), Gäumann (1959a), González Fragoso (1924a), Klenke & Scholler (2015a), Kozłowska, Mułenko & Heluta (2015a), Melgarejo Nárdiz, García-Jiménez, Jordá Gutiérrez ao (2010a), Negrean & Anastasiu (2006a, Özaslan, Hüseyin & Erdogdu (2014a), Petrak (1957a), Savchenko, Heluta, Wasser & Nevo (2014d), Savchenko, Wasser, Heluta & Nevo (2019a), Termorshuizen & Swertz (2011a), Tomasi (2014a).