United States, Florida, Alachua Co., NW side of FL 346 ca. 4.5 km NE of US 441, some 20 m W of bridge over River Styx Swamp. T11S, R21E, Sec. 20, SEĀ¼.
Just off road embankment with Myrica, Bidens, tradescantia, and Oenothera.
{"habit":"A lone clump of ca. 20 individuals. Rays bright yellow, disk flowers blackish."}