How to Identify Erysiphaceae

Erysiphaceae is a fungus family in the Fungi kingdom, order Helotiales, class Leotiomycetes. The family contains 77 accepted species worldwide.

Key Identification Features

For instant identification in the field, use the iNature app — AI-powered, works offline.

Representative Erysiphaceae Species

How to identify Erysiphe polygoni DC.

Erysiphe polygoni DC.

Erysiphe polygoni DC.

Erysiphe polygoni DC. is a fairly host-specific fungus that forms diffuse white …

How to identify Podosphaera clandestina (Wallr.) Lév.

Podosphaera clandestina (Wallr.) Lév.

Podosphaera clandestina (Wallr.) Lév.

Podosphaera clandestina is a host-specific powdery mildew fungus that forms thin…

How to identify Neoerysiphe galeopsidis (DC.) U.Braun

Neoerysiphe galeopsidis (DC.) U.Braun

Neoerysiphe galeopsidis (DC.) U.Braun

Neoerysiphe galeopsidis is a fungus that forms white fuzzy leaf patches, infects…

How to identify Sawadaea bicornis (Wallr.) Homma

Sawadaea bicornis (Wallr.) Homma

Sawadaea bicornis (Wallr.) Homma

Sawadaea bicornis is a fungus that forms thin white patches on host leaves, most…

How to identify Erysiphe pisi DC.

Erysiphe pisi DC.

Erysiphe pisi DC.

Erysiphe pisi DC. is a nearly globally distributed plant pathogen that causes po…

How to identify Erysiphe platani (Howe) U.Braun & S.Takam.

Erysiphe platani (Howe) U.Braun & S.Takam.

Erysiphe platani (Howe) U.Braun & S.Takam.

Erysiphe platani, or sycamore powdery mildew, is a North American-origin fungus …

How to identify Podosphaera amelanchieris Maurizio

Podosphaera amelanchieris Maurizio

Podosphaera amelanchieris Maurizio

Podosphaera amelanchieris is a host-specific powdery mildew fungus that only inf…

How to identify Erysiphe necator Schwein.

Erysiphe necator Schwein.

Erysiphe necator Schwein.

Erysiphe necator is a North American-origin fungus that causes grape powdery mil…

How to identify Cystotheca lanestris (Harkn.) Miyabe

Cystotheca lanestris (Harkn.) Miyabe

Cystotheca lanestris (Harkn.) Miyabe

Cystotheca lanestris is a host-specific oak-infecting powdery mildew that causes…

How to identify Erysiphe convolvuli DC.

Erysiphe convolvuli DC.

Erysiphe convolvuli DC.

Erysiphe convolvuli DC. is a host-specific fungus that forms white leaf patches,…

How to identify Erysiphe penicillata (Wallr.) Link

Erysiphe penicillata (Wallr.) Link

Erysiphe penicillata (Wallr.) Link

Erysiphe penicillata is a powdery mildew-causing plant pathogen that infects ald…

How to identify Phyllactinia guttata (Wallr.) Lév.

Phyllactinia guttata (Wallr.) Lév.

Phyllactinia guttata (Wallr.) Lév.

Phyllactinia guttata is a fungus species with unique penicillate cell branchlets…

Browse all 77 Erysiphaceae species →

Frequently Asked Questions

How do you identify Erysiphaceae?

Erysiphaceae funguss belong to the Helotiales order in the Fungi kingdom. The broadly defined Neoerysiphe galeopsidis sensu lato infects plant species from many different genera, and may be taxonomically split into multiple distinct species in the future. For instant identification, use the iNature app — AI-powered and works offline.

What are the key characteristics of Erysiphaceae?

Erysiphaceae is classified in the order Helotiales, class Leotiomycetes, phylum Ascomycota. Older Asian plant collections that were previously identified as Cystotheca lanestris actually belong to a phylogenetically distinct species, C.

Sources: GBIF, iNaturalist, Wikipedia · Disclaimer

Start Exploring Nature Today

Download iNature for free. 10 identifications on us. No account needed. No credit card required.

Download Free on App Store