OF THE CAROLINAS & GEORGIA

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

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (5/21/15):
Persicaria maculosa   FAMILY Polygonaceae   Go to FSUS key


SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Polygonum persicaria   FAMILY Polygonaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 063-04-014:
Polygonum persicaria   FAMILY Polygonaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Persicaria persicaria

 

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


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

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

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

        

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

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

        

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

Keith Bradley    kab_p_maculosa_73082

March    Miami-Dade County    FL

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

Keith Bradley    kab_p_maculosa_73089

March    Miami-Dade County    FL

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

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, Spotted Lady's-thumb, Heart's-ease

Keith Bradley    kab_p_maculosa_73130

March    Miami-Dade County    FL

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

JK Marlow    jkm180828_4293

August    Jackson County    NC

Big Ridge Preserve

The tiny flowers are pale pink, but while in bud a much deeper pink, per www.first-nature.com.

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

JK Marlow    jkm180828_4296

August    Jackson County    NC

Big Ridge Preserve

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

JK Marlow    jkm180828_4298

August    Jackson County    NC

Big Ridge Preserve

Bristles of ocreae 0.2-1.3 (-2) mm long, per Weakley's Flora (2020).


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

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

Dan Tenaglia, Missouriplants.com, Bugwood.org    bug_5350077

Month Unknown        

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

Dan Tenaglia, Missouriplants.com, Bugwood.org    bug_5350078

Month Unknown        

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

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

Month Unknown        

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

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

Month Unknown        

Leaf blade often with a triangular reddish blotch, per Weakley's Flora (2020).

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

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, Spotted Lady's-thumb, Heart's-ease

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

Month Unknown        

Achenes biconvex or triangular in cross-section, per Weakley's Flora (2012).

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

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

Month Unknown        

image of Persicaria maculosa, Spotted Lady's-thumb, Heart's-ease

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

Month Unknown        

 

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (5/21/15):
Persicaria maculosa   FAMILY Polygonaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Polygonum persicaria   FAMILY Polygonaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 063-04-014:
Polygonum persicaria   FAMILY Polygonaceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933, 1938)
Persicaria persicaria

 

Find by SCIENTIFIC NAME:

2460

Forb
Annual

Non-native: Eurasia

Habitat: Disturbed areas, per Weakley's Flora

map
Click here to see a map, notes, and images from Weakley's Flora of the Southeastern US.

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


Invasive?

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

 

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

LEAVES:
Simple
Alternate

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

Inflorescence spikelike, usually uninterrupted

FRUIT:
Summer/Fall
Black
Nutlet

 

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



 


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