Native Plant of the Day 10/02/2013
Photo from 9/1/2005. Location: Boundary Waters Canoe Area Wilderness, MN
Swamp Smartweed - for more photos and information go to the Persicaria amphibia detail page.
(Note: Persicaria amphibia was until recently classified as Polygonum amphibium.)
Water Knotweed, Swamp Smartweed, Water Smartweed – Polygonum amphibium
Native Plant of the Day 02/05/2013
Photo from 9/25/2012. Location: Walker County, GA
Dotted Smartweed - for more photos / information go to the Persicaria punctata detail page.
Dotted Smartweed – Persicaria punctata
Dotted Smartweed, a native species, has been added to the USWildflowers database (12/22/2012.) Scientific name is Persicaria punctata (formerly Polygonum punctatum.) It is also known by the common names Dotted Knotweed, and Water Smartweed. Photo below was taken at the Flintstone Nazarene Church, Walker County, GA , on Sep 25, 2012. Go to the Dotted Smartweed detail page for more photos and information.
Dotted Smartweed, Dotted Knotweed, Water Smartweed – Persicaria punctata
Swamp Smartweed, a native knotweed species, has been added to the USWildflowers.com database. Scientific name is Polygonum amphibium. This plant goes by the Common names Water Knotweed, Swamp Smartweed, Water Smartweed.
Swamp Smartweed from the BWCAW - Sep 1, 2005