THE LICHEN GENUS ARTHOTHELIUM (FAMILY ARTHONIACEAE) IN INDIA

Abstract

  This paper presents a comprehensive taxonomic account of 43 species and 1 variety in the lichen genus Arthothelium Massal. (family Arthoniaceae) from India including 21 new species and 7 new records. Three new combinations and 2 synonyms have been proposed. The morphological, anatomical and chemical characters have been discussed and a practical key to the taxa and illustrations are given for the identification.