Do a Google for Logee's Greenhouses as a source for Hoyas.
Another group you might consider is Houseplant Chat, it's a Yahoo
discussion group and I know for a fact there are several Hoya nuts that
belong there, including myself!
http://groups.yahoo.com/group/housep...guid=203255672
Grant Meyer is the list owner and has quite a nice collection of Hoyas
himself.
Hemma