The prickly rose (Rosa acicularis) is the most widespread of the three species of roses found in Alaska. The rose provides a source of food for people as well as animals, is frequently used in teas and jellies, and is known to locals for its high content of vitamin C.
(Photograph shot on assignment for, but not published in, "Wrangell-St. Elias National Park: Alaska's Sky-High Wilderness," May 1994, National Geographic magazine)