The rhododendrons, which live by their ability to endure adverse conditions, flower from the cities at the foot of the mountains right up to the limit of woody plant growth at 4000 meters.
卻也讓植物學者覺得諷刺，市花原來是朵耐汙染的花兒。專比耐力的杜鵑，由山腳下的都會區開到了木本植物的最上限四千公尺。