United States: Florida: Nassau County. Simmons State Forest east of Boulogne: unnamed creekhead under broad powerline, downslope from trailhead. Seepage slopes along headwaters of blackwater creek, open to full sun. Graminoid-dominated, with shrubs patch dominant. Bordered by dry-xeric scrub upslope and swamp forest downslope. Locally common, with Aristida virgata, Bigelowia nudata, Panicum rigidulum, Oxypolis filiformis, Rhynchospora fascicularis, Hartwrightia floridana, Rhexia alifanus, R. nuttallii, Solidago gracillima.