the root (no rank)
Eukaryota (domain)
Fungi (kingdom)
Ascomycota (phylum)
Pezizomycotina (subphylum)
Sordariomycetes (class)
Ophiostomatales (order)
Ophiostomataceae (family)
Ophiostoma (genus)
[hide inferior taxa]
Ophiostoma floccosum (species)
Ophiostoma himal-ulmi (species)
Ophiostoma novo-ulmi (species)
Ophiostoma piceae (species)
Ophiostoma ulmi (species)