''Physoderma alfalfae'' is a species of
fungus
A fungus (plural, : fungi or funguses) is any member of the group of Eukaryote, eukaryotic organisms that includes microorganisms such as yeasts and Mold (fungus), molds, as well as the more familiar mushrooms. These organisms are classified ...
in the family
Physodermataceae
Physodermatacae is a family of chytrid fungi in the order Physodermatales. Species in the family have a parasitic relationship with the host's physoderma. This family is distinctive in that it contains a thick wall around the sporangia to resist ...
. A plant pathogen, it causes crown wart of
alfalfa.
References
Fungal plant pathogens and diseases
Fungi described in 1895
Blastocladiomycota
{{fungus-plant-disease-stub