Agave attenuata (commonly known as Foxtail Agave, Swan’s Neck Agave, or Lion’s Tail Agave), is native to central Mexico.11
Extremely rare in the wild, Agave attenuata will flower only once in its lifetime.
1. https://en.wikipedia.org/wiki/Agave_attenuata
2. https://www.inaturalist.org/observations/142224106
3. https://www.inaturalist.org/observations/169249166