Acaulospora alpina y Ambispora fennica, dos registros nuevos de hongos micorrizógenos arbusculares para México

Acaulospora alpina and Ambispora fennica are reported for the first time for Mexico. These taxa were found in rhizospheric soil of Adiantum capillus-veneris, Baccharis conferta, Quercus candicans, Q. crassifolia, Salvia lavanduloides, and Selaginella lepidophylla that grow in temperate forests of Mexico. The revised specimens are described in detail and compared with the most similar species of arbuscular mycorrhizal fungi.