"MyHostas Database Info" shows up on most hostas when you select them in the Hosta Library (top left corner where the pics are.
Abba Dabba Do, for instance goes to
http://myhostas.be/db/view/Abb....
I just tried part of the link and found that here is the new link:
http://myhostas.be/db/
Over the weekend, I went through existing entries in the database, so yours should be up to date. You could do an advanced search on the NR ones just to be sure. There is no search for the records that don't have either NR or R selected, though