Calonectria pteridis

Calonectria pteridis is a fungal plant pathogen. It is native to North America. It lives on the leaves of the Polystichum adiantiforme, Dryopteris normalis and of Nephrolepis exaltata plants,^[2] among others.^[3] The name is synonymous with Cylindrocladium pteridis.^[1]

Calonectria pteridis
Scientific classification
Domain:	Eukaryota
Kingdom:	Fungi
Division:	Ascomycota
Class:	Sordariomycetes
Order:	Hypocreales
Family:	Nectriaceae
Genus:	Calonectria
Species:	C. pteridis
Binomial name
Calonectria pteridis Crous, M.J.Wingf. & Alfenas (1993)
Synonyms[1]
Cylindrocladium pteridis F.A.Wolf (1926)