I thought I knew most of the accession number abbreviations, but had never heard of this one. After posting a video, on this species, and asking what BP stood for, someone kindly had the answer: BP is the accession number for Ban Phaeo Hoya Nursery in Thailand.
![](https://i0.wp.com/vermonthoyas.com/vhwp/wp-content/uploads/2022/03/Hoya-BP-01-03292022.jpg?resize=625%2C833&ssl=1)
![](https://i0.wp.com/vermonthoyas.com/vhwp/wp-content/uploads/2022/03/Hoya-BP-01-03292022d.jpg?resize=625%2C833&ssl=1)