Native & Naturalized Plants of the Carolinas & Georgia


1124

Forb
Annual

Non-native: east Asia

Documented growing wild in - - -

Common, introduced and spreading rapidly

Look for it on roadsides, banks, powerline rights-of-way, per Weakley's Flora

map
To see a detailed map, click here


INVASIVE

This plant is causing problems in natural areas outside its native range, according to authorities such as:

 

LEAVES:
Simple
Alternate

FLOWER:
Summer/Fall
Greenish-white
Bisexual
5-parted calyx
Petals absent
Superior ovary

FRUIT:
Summer/Fall
Blue
Nutlet

 

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



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

WEAKLEY'S FLORA (11/30/12):
Persicaria perfoliata   FAMILY Polygonaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Polygonum perfoliatum   FAMILY Polygonaceae

 

COMMON NAME:
Asiatic Tearthumb, Mile-a-minute-vine


Click or hover over the thumbnails to see larger pictures.

image of Persicaria perfoliata, Asiatic Tearthumb, Mile-a-minute-vine

Bruce Ackley, The Ohio State University, Bugwood.org     bug_5437879

Month Unknown        

image of Persicaria perfoliata, Asiatic Tearthumb, Mile-a-minute-vine

Leslie J. Mehrhoff, University of Connecticut, Bugwood.org    bug_5480315

Month Unknown        

image of Persicaria perfoliata, Asiatic Tearthumb, Mile-a-minute-vine

Leslie J. Mehrhoff, University of Connecticut, Bugwood.org    bug_5480355

Month Unknown        

Stem, petioles, lower surface of major leaf veins w abundant recurved prickles, per Weakley's Flora.

image of Persicaria perfoliata, Asiatic Tearthumb, Mile-a-minute-vine

Leslie J. Mehrhoff, University of Connecticut, Bugwood.org    bug_5480389

Month Unknown        

Spaced along the stem grow cuplike leafy structures (ocreas), per Invasive Plants, Guide to Identification, Impacts and Control.

image of Persicaria perfoliata, Asiatic Tearthumb, Mile-a-minute-vine

Leslie J. Mehrhoff, University of Connecticut, Bugwood.org    bug_5480394

Month Unknown        

Leaves a distinctive equilateral triangle, 1-3" wide, per Invasive Plants, Guide to Identification, Impacts and Control.

image of Persicaria perfoliata, Asiatic Tearthumb, Mile-a-minute-vine

Leslie J. Mehrhoff, University of Connecticut, Bugwood.org    bug_5480485

Month Unknown        

image of Persicaria perfoliata, Asiatic Tearthumb, Mile-a-minute-vine

Leslie J. Mehrhoff, University of Connecticut, Bugwood.org    bug_5480493

Month Unknown        

Small white flowers emerge from the rounded ocreas, per Invasive Plants, Guide to Identification, Impacts and Control.

image of Persicaria perfoliata, Asiatic Tearthumb, Mile-a-minute-vine

Leslie J. Mehrhoff, University of Connecticut, Bugwood.org    bug_5480496

Month Unknown        

Fruits metallic blue, pea-sized, per Invasive Plants, Guide to Identification, Impacts and Control.

image of Persicaria perfoliata, Asiatic Tearthumb, Mile-a-minute-vine

Leslie J. Mehrhoff, University of Connecticut, Bugwood.org    bug_5480574

Month Unknown        

Vines can grow to 15' long, per Invasive Plants, Guide to Identification, Impacts and Control.