Any process in which callose is transported to, and/or maintained in, a specific location. Callose is a linear 1,3-beta-d-glucan formed from UDP-glucose and is found in certain plant cell walls. [ GOC:mtg_pamgo_17jul06 http://www.ncbi.nlm.nih.gov/pubmed/18397379 ]
Synonyms: callose localisation
This is just here as a test because I lose it