One thing that might be tripping you up is the fact that the search engine only shows results that match
every parameter you've entered. For example, if you check the box for Tall Bearded Iris and the box for Border Bearded Iris in the same search, you will get no results because no entry is listed as both a Tall Bearded Iris
and a Border Bearded Iris.
This article:
https://garden.org/ideas/view/... may clear up some questions about searching the Irises Database. If it doesn't help, please give me some examples of the types of things you are trying to search for and we'll see if we can figure out what the problem may be.