| Kingdom: Fungi |
| Phylum: Ascomycota |
| Subphylum: Pezizomycotina |
| Class: Leotiomycetes |
| Order: Helotiales |
| Family: Sclerotiniaceae |
| Genus: Sclerotinia |
| Subject: Sclerotinia sclerotiorum (Lib.) de Bary |
| Kingdom: Plantae |
| Phylum: Magnoliophyta |
| Class: Magnoliopsida |
| Subclass: Asteridae |
| Order: Asterales |
| Family: Asteraceae |
| Genus: Gynura |
| Subject: gynura |