| Eleven Annulohypoxylon species are recognized for Argentina. Annulohypoxylon purpureonitens and A. purpureopigmentum are recorded for the first time in the Southern Cone, while A. stygium and A. nitens represent new reports for Northwestern Argentina. Furthermore, the asexual states of A. purpureopigmentum and A. subeffusum are described for the first time. In addition, a comparative table, a key to the Argentinean species, photographs, and a distributional map of these species in South America are provided. |
