United States: Florida: Dade [Miami-Dade] County. southwest of Homestead; on south side of County Road 9336 (= Ingraham Highway) ca 1 mile W of junction with SW 217 Avenue. Freshwater Muhlenbergia marl prairie, with weedy spots especially near road. Native to tropical America. Associates: Proserpinaca palustris, Aletris bracteata, Cephalanthus occidentalis, Calyptocarpus vialis, Elytraria caroliniensis, Cyperus odoratus, C. surinamensis, C. polystachyos. Flowers white. Lat. 25°23.6'N Long. 80°34.4'W.