''Acaulospora scrobiculata'' is a species of

fungus A fungus (plural, : fungi or funguses) is any member of the group of Eukaryote, eukaryotic organisms that includes microorganisms such as yeasts and Mold (fungus), molds, as well as the more familiar mushrooms. These organisms are classified ...

in the family

Acaulosporaceae The ''Acaulosporaceae'' are a family of fungi in the order Diversisporales. Species in this family are widespread in distribution, and form arbuscular mycorrhiza and vesicles in roots. The family contains two genera Genus ( plural genera ) is ...

. It forms

arbuscular mycorrhiza An arbuscular mycorrhiza (AM) (plural ''mycorrhizae'', a.k.a. ''endomycorrhiza'') is a type of mycorrhiza in which the symbiont fungus (''AM fungi'', or AMF) penetrates the cortical cells of the roots of a vascular plant forming arbuscules. ( ...

and vesicles in roots. Originally described in Mexico, it is found throughout the world.

References

Diversisporales Fungus species {{Glomeromycota-stub