This is definitely the forum to post to. If you ever wonder who the moderator of a database is there are a few paths. The important thing to remember is the moderator(s) is listed on the main page for that particular plant.
For example if you have a DB entry open, click on the hyperlink in the title line at the top of the page. For
Clematis (Clematis texensis 'Duchess of Albany'), click The
Clematis Database. This takes you to the
main Clematis page at the top of which is the title
The Clematis Database, moderated by Calif_Sue, zuzu.
Here's is the main page of
The Tulips Database.
The International Cultivar Registration Authority for Tulipa,
K.A.V.B., is constructing a new database web page. Unfortunately the previous database hasn't been available to search for several months now.