Yma —, Peruvian singer-actress whose roles included Kori-Tica in 1954 adventure film Secret of the Incas (5)
I believe the answer is:
sumac
(Other definitions for sumac that I've seen before include "Smoke-bush" , "Tree or shrub; reverse of French writer" , "Garden shrub" , "Shrub colourful in Autumn" , "Small tree bright in autumn" .)