a unit of classification below the level of species; varieties are separated on the basis of form and colour but the varieties are usually not geographically separated and individuals of different varieties can freely interbreed.
Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-17
Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M.
. Flora of Zimbabwe: Glossary details: variety.
http://www.zimbabweflora.co.zw/speciesdata/glossary-display.php?glossary_id=819, retrieved 24 March 2017