Years ago, my father-in-law noticed a flower he liked along the Clark Fork River in Missoula. He took a cutting of it to plant in his rock garden. Later, when he noticed the flower no longer grew in its original location, he took another cutting and re-planted it.
The holy grail of Montana fly fishing is the annual salmonfly hatch, when prehistoric stoneflies crawl from the rivers, driving fish, and anglers, to their wits' end. I chased these bugs for this story on Rock Creek.