Gigaspora sp.
- Image of the roots of a peanut plant colonised by this endomycorrhizal fungi.
- http://www.apsnet.org/online/Archive/2001/pnut194.asp

Arachnitis uniflora: Root Morphology and Anatomy
- Abstract of research into the association of Glomus species with the non-photosynthesizing plant Arachnis uniflora.
- http://www.mycologia.org/cgi/content/full/96/5/1143

Glomeromycota
- Information from Wikipedia on this phylum from the kingdom Fungi, members of which form arbuscules on the roots of plants.
- http://en.wikipedia.org/wiki/Glomeromycota

Glomerales
- Information from Wikipedia about this group of underground fungi which exchange nutrients with higher plants through a mycorrhizal arrangement.
- http://en.wikipedia.org/wiki/Glomerales