Ludwigia glandulosa

http://www.thegreenmachineonline.com/products/aquatics/plants/tropica-potted-plants/ludwigia-glandulosa?utm_source=The+Green+Machine+Aquatics+Newsletter&utm_campaign=76b52e2bd8-June_2011_Newsletter_6_19_2011&utm_medium=email&mc_cid=76b52e2bd8&mc_eid=f9ba6da540