''Acrocalymma'' is a fungal

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

in the family

Lophiostomataceae The Lophiostomataceae are a family of fungi in the order Pleosporales. Taxa have a widespread distribution, especially in temperate regions, and are saprobic or necrotrophic A fungus ( : fungi or funguses) is any member of the group of ...

. It was circumscribed in 1987 by Australian botanists John L. Alcorn and John Irwin to contain the species ''A. medicaginis'', found to cause crown and root disease of

alfalfa Alfalfa () (''Medicago sativa''), also called lucerne, is a perennial flowering plant in the legume family Fabaceae. It is cultivated as an important forage crop in many countries around the world. It is used for grazing, hay, and silage, as w ...

(''Medicago sativa''). The genus name is derived from the

Ancient Greek Ancient Greek includes the forms of the Greek language used in ancient Greece and the ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Dark Ages (), the Archaic peri ...

words ''acros'' ("at tip") and ''calymma'' ("hood"). '' Acrocalymma aquatica'', discovered in northern Thailand, was added to the genus in 2012.

References

External links

* Lophiostomataceae {{Pleosporales-stub