Pennsylvania smartweed

Pennsylvania smartweed

Polygonum pensylvanicum

   
Family

Polygonaceae (Buckwheat)

Nativity

Native

Status

Common

Habitat

Wet to moist. Prairies, swamps, marsh edges, roadsides, railroads, disturbed sites. Full or partial sun.

Flowering

July to September

Flower Color

White to pink

Height

24 to 72


Identification

The flowers are usually pink, but may also be white.


Similar
Species

 


Range

Throughout

   
 
Sightings

Afton State Park

Clinton Prairie SNA

Grey Cloud Dunes SNA

Louisville Swamp

Pine Bend Bluffs SNA


Comments

 


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  Pennsylvania smartweed   Pennsylvania smartweed   Pennsylvania smartweed   Pennsylvania smartweed
               
               

Synonyms

Persicaria bicornis

Persicaria longistyla

Persicaria mississippiensis

Persicaria pensylvanica

Persicaria pensylvanica var. dura

Polygonum bicorne

Polygonum longistylum

Polygonum longistylum var. omissum

Polygonum mexicanum

Polygonum mississippiense

Polygonum mississippiense var. interius

Polygonum pensylvanicum var. durum

Polygonum pensylvanicum var. eglandulosum

Polygonum pensylvanicum var. genuinum

Polygonum pensylvanicum var. laevigatum

Polygonum pensylvanicum var. rosiflorum

   

Common
Names

Pennsylvania smartweed

pink knotweed

pinkweed

pinweed

               

 

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