Summary[
edit] Description: English: Lysimachia thyrsiflora L. - Tufted loosestrife, Tufted yellow loosestrife, Water loosestrife, Swamp loosestrife. Date: 1918. Source: Wild Flowers of New York Part 2, Plate 163. University of the State of New York, State Museum, Albany. Author: Homer D. House, New York State Botanist. Walter B. Starr of the Matthews-Northrup Company, Buffalo, and Harold H. Snyder of the Zeese-Wilkinson Company, New York, photographers.