Pustula spinulosa (Persoon) Thines, 2005

on Asteraceae

Cirsium arvense, Dronten, 20.viii.2021 © Arnold Grosscurt: part of a diseased leaf, upper side

infected leaf, underside

detail

gall

hypopyhllous dull white spots, pustules, even crusts, largely consisting of a mass of conidia.

host plants

Asteraceae, oligophagous

Centaurea pullata, scabiosa & subsp. alpestris; Cirsium arvense, erisithales, oleraceum, palustre, rigens, rivulare; Cyanus montanus.

references

Chater, Woods, Stringer, ao (2020a), Choi, Thines, Piątek & Shin (2012a), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Kummer (2012a), Müller (2015a), Ploch, Telle, Choi, ao (2011a), Thines & Spring (2005a), Vrandečić, Jurković, Ćosić, ao (2011a).