THIRD ANNUAL REPORT. PL. 25. LARGE LAKES. Fig. i.--South end of Lake Eustis (Lake County), showing scattered Panicum Ihemitonimon (maiden cane) in water in foreground, and edge of cypress swamp at right. Feb. 8, 1909. Fig. 2. Marshy margin of Lake Apopka near West Apopka (Lake County), showing Pontederia in left foreground, Castalia at right, Sagittaria lancifolia, etc. May 20, 1909. FLORIDA GEOLOGICAL SURVEY.