The wavy leaved original clone that has just flowered has much more color in the yellow/orange spectrum than the mostly ivory colored blooms of the smooth edged clone. It also appears that the coronal lobes are wider as well on the wavy edged clone.
![](https://i0.wp.com/vermonthoyas.com/vhwp/wp-content/uploads/2021/08/Hoya-undulata-08122021b.jpg?resize=625%2C833&ssl=1)
![](https://i0.wp.com/vermonthoyas.com/vhwp/wp-content/uploads/2021/08/Hoya-undulata-08182021a.jpg?resize=625%2C469&ssl=1)
The wavy leaved original clone that has just flowered has much more color in the yellow/orange spectrum than the mostly ivory colored blooms of the smooth edged clone. It also appears that the coronal lobes are wider as well on the wavy edged clone.