It consists of about 161 species of AMfungi across 21 states of India namely: Andhra Pradesh, Assam, Bihar, Goa, Haryana, Jammu and Kashmir, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Meghalaya, Orissa, Punjab, Rajasthan, Tamil Nadu, Uttarakhand, Uttar Pradesh , West Bengal, Delhi, Tripura and Manipur.
These species belong to 21 genera with Glomus being represented by highest number of species. The list of genera arranged in decreasing order according to number of representative species (is given in brackets here) is : Glomus (65), Acaulospora (30), Scutellospora (17), Gigaspora (11), Sclerocystis (10), Funneliformis (7), Rhizophagus (5), Racocetra (5), Ambispora (4), Claroideoglomus (3), Entrophospora(3), Pacispora (3), Paraglomus (2), Dentiscutata (1), Archaeospora (1), Redeckera (1), and Diversipora (1).
The 9 most widely distributed species arranged based on their representation in more number of states in India are Funneliformis mosseae , Acaulospora spinosa, Rhizophagus fasciculatus, Acaulospora laevis, Acaulospora scorbiculata, Glomus aggregatum, Rhizophagus intararadices, Claroideoglomus claroideum and Claroideoglomus etunicatum. On the other hand 62 species are more localized in their distribution and are present only in one state.
Further this survey shows the states falling in the Western Ghats region i.e. Karnataka, Goa and Maharashtra contain more than 68.9 % of total AM fungal species available in India.