Don’t go trusting to authority. The species ID label of these flowers in the Edinburgh Royal Botanical Garden clearly says Jasminum humile, a now depreciated Linnean designation of the common jasmine.
It’s quite difinitely not got yellow flowers.
Dunbar’s Close Gardens is a small formal garden about half way up the Royal Mile in Edinburgh. It’s easy to miss even by someone who is looking for it. The entrance is one of the many low passageways leading off the main drag, with just a tiny plaque to indicate what lies beyond.
When we were there, the snakes head fritillaries were the first flowers to grab our intention.