The exhibition is billed as the "broadest and most complete collection ever assembled of specimens, artifacts, original manuscripts and memorabilia related to Darwin."
On view until May 29, Darwin exhibit at the American Museum of Natural History
When talking about purple loosestrife (Lythrum salicaria), the noxious "purple menace" invader from Europe, its distribution in the United States is always mentioned. "Found in the continental U.S." or "in 48 states". Make that 49 - now appearing in Alaska as well. There are no safe harbors.
