A tree gleams yellow in the sunlight in the Seiwa-en Japanese garden at the Missouri Botanical Garden. At 14 acres (5.6 hectares), it is the largest traditional Japanese garden in the United States. Its creator, Koichi Kawana, describes it as a place of "pure, clear harmony and peace."

(Photo shot on assignment for, but not published in, "The Plant Hunters: Portrait of the Missouri Botanical Garden," August 1990, National Geographic magazine)