Ludwigia palustris var. americana (DC.) Fernald & Griscom

The New York Botanical Garden
Plants of U.S.A.
Onagraceae Ludwigiapalustris (L.) Ell.
det. M. Nee, 2011
Wisconsin, Iowa Co., sandbar in Wisconsin River, opposite
(or perhaps on) old site of Richland City, 1.9 km. SSW of
Gotham at intersection of Hwy. 60 and Hwy. 14.
T 9 N; R 2 E; SE'A SWÁ sect. 31.
43°12’22”N, 90°17’54”W. alt. 202 m.
Thin stand of annual plants, Persicaria lapathifolia, P.
pensylvanica, Ludwigia palustris, Fimbristylis autumnalis.
Prostrate and rooting.
Coll.: M. Nee 58157
3 Oct. 2011
03344773