versión ISSN 0011-6793
New information on the taxonomy, chemistry, distribution and ecology are given for seven taxa of the genus Haematomma occurring in Argentina. Two of them, H. flexuosum and H. fluorescens var. fluorescens, are reported for the first time for Argentina. An identification key to the recognized taxa of Haematomma in Argentina is provided.
Palabras llave : Argentina; Chemistry; Distribution; Haematomma; Microlichens.