Physoderma maydis
- kingdom: Fungi
- phylum: Chytridiomycota
- class: Blastocladiomycetes
- order: Blastocladiales
- family: Physodermataceae
- genus: Physoderma
- species: Physoderma maydis
Marysville
Kansas- Baton Rouge
Louisiana- Wiggins
Mississippi
United States