Polygonum Lapathifolium is part of the Buckwheat family. Something interesting about this plant is that its stems are jointed, and reminded me of bamboo a bit, espcially with the long thin leaves that occur near the flowers. Other names for this plant include Pale, Water, or Dock-Leaf Smartweed.
Learn to identify one hundred species of flora within walking distance of your home! scsours began this challenge in July of 2008, and I was eager to hop on the bandwagon about a month later. I've remembered much and learned even more. It's been a fun but slow process. Spring has finally arrived here in Massachusetts, and I will hopefully be posting often soon.