Author of novels The World My Wilderness and The Towers of Trebizond (4)
I believe the answer is:
rose
(Other definitions for rose that I've seen before include "Revolted" , "Prickly shrub with bright flowers" , "''That which we call a ..., by any other name would smell as sweet'' (Romeo and Juliet)" , "Prickly garden plant" , "Gained altitude" .)