OF THE CAROLINAS & GEORGIA

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Caryophyllales

WEAKLEY'S FLORA (4/24/22):
Persicaria amphibia ssp. laevimarginata   FAMILY Polygonaceae   NEW! Click to go to FSUS key


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

INCLUDED WITHIN Flora of North America
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.

image of Persicaria amphibia ssp. laevimarginata, Water Smartweed, Scarlet Smartweed

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

        

image of Persicaria amphibia ssp. laevimarginata, Water Smartweed, Scarlet Smartweed

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

        

image of Persicaria amphibia ssp. laevimarginata, Water Smartweed, Scarlet Smartweed

    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.


click here to see other plants that look similar to this COMPARE aquatic plants

 

WEAKLEY'S FLORA (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
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

 

Find by SCIENTIFIC NAME:

3188

Aquatic with submersed or floating leaves, or terrestrial; Forb
Perennial

Native to the Carolinas

Rare

Habitat: marshes, wet disturbed areas, per Weakley's Flora

map
NEW! Click here to see a map from Weakley's Flora of the Southeastern US showing range and abundance.

Click here to see a map showing all occurrences known to SERNEC, a consortium of southeastern herbaria. (Zoom in to see more detail.)

IS THE PLANT "ARMED"?
Stems, petioles and leaves unarmed

LEAVES:
Simple
Alternate

RHIZOMES? STOLONS?
Rhizomatous, forming clonal colonies

FLOWER:
Summer/Fall
Deep pink/ Red
Bisexual, or often functionally unisexual
5-parted calyx
Petals absent
Superior ovary

Inflorescence spikelike, uninterrupted or interrupted proximally

FRUIT:
Summer/Fall
Light brown
Nutlet

 

TO LEARN MORE about this plant, look it up in a good book!



 


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