Paul Shirley operates a web-based nursery in the Netherlands called Paul Shirley Succulents.  He ships plants all over the world with the exception of the U.S. and Australia.  In 1994 Paul joined Ted Green and Dale Kloppenburg on an expedition to Sulawesi, Indonesia and they discovered a number of new Hoya species.  Eventually the plant that Paul found and gave the accession number GPS 8845 became Hoya paulshirleyi. Below the foliage of Hoya paulshirleyi: