Native & Naturalized Plants of the Carolinas & Georgia


2460

Forb
Annual

Non-native: Eurasia
Documented growing wild in GA NC SC

Common (uncommon GA Piedmont & Coastal Plain)

Look for it in disturbed areas, per Weakley's Flora

map
To see a detailed map, click here


Invasive?

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

Georgia Exotic Pest Plant Council, 2006
Kentucky Exotic Pest Plant Council, 2013
Tennessee Exotic Pest Plant Council, 2009

 

LEAVES:
Simple
Alternate

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

FRUIT:
Summer/Fall
Black
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 (5/21/15):
Persicaria maculosa   FAMILY Polygonaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Polygonum persicaria   FAMILY Polygonaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 063-04-014:
Polygonum persicaria   FAMILY Polygonaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933)
Persicaria persicaria

 

COMMON NAME:
Lady's-thumb, Heart's-ease


Click or hover over the thumbnails to see larger pictures.

image of Persicaria maculosa

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_pepe18_001_lvd

        

image of Persicaria maculosa

USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide    pnd_pope3_003_lvd

        

image of Persicaria maculosa

Keith Bradley    kab_p_maculosa_73082

March    Miami-Dade County    FL

image of Persicaria maculosa

Keith Bradley    kab_p_maculosa_73089

March    Miami-Dade County    FL

image of Persicaria maculosa

Keith Bradley    kab_p_maculosa_73102

March    Miami-Dade County    FL

Spikes of flowers upright, per Invasive Plants, Guide to Identification, Impacts and Control.

image of Persicaria maculosa

Keith Bradley    kab_p_maculosa_73130

March    Miami-Dade County    FL

image of Persicaria maculosa

JK Marlow    jkm180828_4293

August    Jackson County    NC

Big Ridge Preserve

image of Persicaria maculosa

JK Marlow    jkm180828_4296

August    Jackson County    NC

Big Ridge Preserve

image of Persicaria maculosa

JK Marlow    jkm180828_4298

August    Jackson County    NC

Big Ridge Preserve

image of Persicaria maculosa

JK Marlow    jkm180828_4298b

August    Jackson County    NC

Big Ridge Preserve

Bristles of ocreae 0.2-1.3 (-2) mm long, per Weakley's Flora.


click here to see other plants that look similar to this COMPARE ocreae of Jumpseed and Smartweed species

image of Persicaria maculosa

Dan Tenaglia, Missouriplants.com, Bugwood.org    bug_5350077

Month Unknown        

Leaves have a purplish triangle in the middle, like a thumbprint, per Invasive Plants, Guide to Identification, Impacts and Control.

image of Persicaria maculosa

Dan Tenaglia, Missouriplants.com, Bugwood.org    bug_5350078

Month Unknown        

image of Persicaria maculosa

Joseph M. DiTomaso, University of California - Davis, Bugwood.org    bug_5387577

Month Unknown        

image of Persicaria maculosa

Joseph M. DiTomaso, University of California - Davis, Bugwood.org    bug_5387579

Month Unknown        

Leaves often with a triangular reddish blotch in middle of the upper surface, per Weakley's Flora.

image of Persicaria maculosa

Joseph M. DiTomaso, University of California - Davis, Bugwood.org    bug_5387580

Month Unknown        

Similar to P. longiseta, but bristles on the leaf node collars only 2mm long, per Wildflowers of the Sandhills Region.

image of Persicaria maculosa

D. Walters & C. Southwick, USDA APHIS ITP, Bugwood.org    bug_5459834

Month Unknown        

Achenes biconvex or triangular in cross-section, per Weakley's Flora.

image of Persicaria maculosa

D. Walters & C. Southwick, USDA APHIS ITP, Bugwood.org    bug_5459835

Month Unknown        

image of Persicaria maculosa

D. Walters & C. Southwick, USDA APHIS ITP, Bugwood.org    bug_5459836

Month Unknown