According to the AIS's definition, "Incidentally, the word "median"
refers to all the bearded irises except the miniature dwarfs and the
tall beardeds; that is to say the SDBs, IBs, BBs and the MTBs. Strictly
speaking, the word "dwarf" means only the MDBs."

See http://irises.org/About_Irises/Classifications.html

Laurie

On Apr 20, 2011, at 2:24 PM, John I Jones wrote:

>
>
> According to the MIS (Median Iris Society) website Medians are
> defined as ALL bearded irises Sorter than 27.5 " which would also
> include MDBs. See   http://www.medianiris.com/glossary1.shtml
>
> Which definition is also concurrent with The World Of Irises
> classifications, pp121-178