The U.S. Botanic Garden Conservatory will close at 3 p.m. on Tuesday, December 6, due to an official government function. The Conservatory will return to normal hours December 7.
Argyroxiphium sandwicense is endemic to the islands of Maui and Hawaii. Subspecies macrocephalum occurs on Maui, and subspecies sandwicense on the island of Hawaii. There are a total of eight subpopulations, many of which are limited to very few remaining naturally occurring plants.