Libertia Chilensis
Also known as the New Zealand satin flower, this evergreen perennial does extremely well in Shetland. Typically, reaching 0.5-1m height and spread, there is a large example in the Lerwick flower garden.
Photo by Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons