Persicaria amphibia (L.) Gray var. emersa (Michx.) J.C. HickmanNative
SynonymsPolygonum amphibium L. var. emersum Michx.
Persicaria coccinea (Muhl. ex Willd.) Greene
Persicaria muehlenbergii (S. Watson) Small
Polygonum amphibium L. var. coccineum (Muhl. ex Willd.) Farw.
Polygonum coccineum Muhl. ex Willd.
Polygonum coccineum Muhl. ex Willd. var. pratincola (Greene) Stanford
Polygonum coccineum Muhl. ex Willd. var. terrestre Willd.
Polygonum muehlenbergii S. Watson
Polygonum muehlenbergii S. Watson var. terrestre (Willd.) Trel.
Common name(s)water smartweed; water heartsease
Conservation statusNot threatened

Found at the following sites :
INDU Great Marsh, Tansley Marsh
INDU Great Marsh, Brown Kintzele Ditch West
INDU Great Marsh, Derby Ditch East
Calumet Prairie
Great Marsh North
Beaver Dam
ExxonMobil Hammond Terminal

Present Absent Previous, not current
Plants - See list of all plant species found at NIRMI sites
Fungi - See list of all fungi species found at NIRMI sites

Protected Species Policy
To prevent poaching, NIRMI does not provide the location of any endangered, threatened, or otherwise protected species found within any of our plots. All lists, charts, and calculations (richness, FQI, etc.) therefore exclude these species as well.
If you are conducting research and have a legitimate need for this unfiltered data, please contact us at
nirmi (at) iun (dot) edu.

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