This site was created by members of the Hoya Society International, Inc. P.O. Box 80156 Conyers GA 30013-8156. The society has now disbanded, but online publication of the journal The Hoyan continues.
For questions about that site email to firstname.lastname@example.org
Past issues of The Hoyan are available from Lois Duffey. Contact her for details at email@example.com. She also sells plants.