Where to locate for daffodil cultivar and species entries regarding said conservation status as requested in db for individual entries, is there such a disciplined data base to reference to for specifically/current status available to peruse?

Here's the thread discussing it j. The thread "Proposal to add new a check box to the databox - IUCN status" in Plant Database forum
and a link to the http://www.iucnredlist.org/