Pustula tragopogonis

Pustula tragopogonis
A sunflower leaf with white rust infection caused by Albugo tragopogonis.
Scientific classification
Domain: Eukaryota
Clade: Diaphoretickes
Clade: Sar
Clade: Stramenopiles
Class: Oomycetes
Order: Albuginales
Family: Albuginaceae
Genus: Pustula
Species:
P. tragopogonis
Binomial name
Pustula tragopogonis
(Pers.) Thines 2005

Pustula tragopogonis, the goatsbeard white rust, is an oomycete plant pathogen unrelated to fungal organisms.

Albugo tragopogonis is the old name for Pustula tragopogonis, the causal agent of white blister disease on goatsbeard (Tragopogon spp.).