| Lagenidium | |
|---|---|
Scientific classification  | |
| Domain: | Eukaryota |
| Supergroup: | Stramenopiles |
| Division: | Oomycota |
| Class: | Peronosporomycetes |
| Order: | Peronosporales |
| Family: | Pythiaceae |
| Genus: | Lagenidium Schenk, 1859 |
Lagenidium is a genus of Oomycota. It includes the now deregistered biological control agent Lagenidium giganteum.
Certain species can cause lagenidiosis.
