Dig deeper at SERNEC, a consortium of southeastern herbaria.

Read more about Water Smartweed at Vascular Plants of North Carolina.

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Polygonum amphibium var. stipulaceum   FAMILY Polygonaceae

INCLUDED WITHIN Flora of North America north of Mexico, vol. 5 (2005)

Persicaria amphibia

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 063-04-006:

Polygonum coccineum   FAMILY Polygonaceae

(?) Manual of the Southeastern Flora (Small, 1933, 1938)

Persicaria muhlenbergii

COMMON NAME:
Water Smartweed, Scarlet Smartweed

         To see larger pictures, click or hover over the thumbnails.

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_poam8_007_lvd

        

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_poam8_008_lvd

        

USDA / Selected Weeds of the US. 1970    swus_page_115

        

Bruce A. Sorrie    bas_p_amphibia2_bjs

August    St. Louis County    MN

Its adaptations to differing water conditions make it quite variable, per Wildflowers of the Southern Mountains (Smith, 1998).

 COMPARE aquatic plants

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Persicaria amphibia ssp. laevimarginata   FAMILY Polygonaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Polygonum amphibium var. stipulaceum   FAMILY Polygonaceae

INCLUDED WITHIN Flora of North America north of Mexico, vol. 5
Persicaria amphibia

INCLUDED WITHIN VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 063-04-006:
Polygonum coccineum   FAMILY Polygonaceae

(?) Manual of the Southeastern Flora (Small, 1933, 1938)
Persicaria muhlenbergii