When I split a corm from its apex to base I observe a different anatomy to that I see when I split a rhizome from its tip through it's length. Peter (UK) On Mon, Jun 4, 2012 at 10:35 PM, Hannon <othonna@gmail.com> wrote: > Jim, > > Thanks for your reply. > > For us, and the other two growers who care about such things, a corm can be > hypothesized to be a modified rhizome by reduction through evolution. > >