]> GH barcode-01629474 United States of America Wisconsin City of Middleton-Northern of two retention ponds in Orchid Heights Park, between (0.5 mi. E of) Pheasant Branch Rd. and (0.5 mi. W of) Co. Hwy. Q, 0.5 mi. N of Century Ave. (= Co. Hwy. M) Pistia stratiotes Linnaeus Linnaeus 2019-01-24 14:53:42 G. Coombs