Check out EDDMapS.org to see where this has been reported.
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.
)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_pepe18_001_lvd
)
USDA-NRCS PLANTS Database / USDA Wetland flora: Field office illustrated guide pnd_pope3_003_lvd
)
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.
)
Dan Tenaglia, Missouriplants.com, Bugwood.org bug_5350078
Month Unknown
)
Joseph M. DiTomaso, University of California - Davis, Bugwood.org bug_5387577
Month Unknown
Spikes of flowers upright, per Invasive Plants, Guide to Identification, Impacts and Control.
)
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.
)
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.
)
D. Walters & C. Southwick, USDA APHIS ITP, Bugwood.org bug_5459834
Month Unknown
Achenes biconvex or triangular in cross-section, per Weakley's Flora.
)
D. Walters & C. Southwick, USDA APHIS ITP, Bugwood.org bug_5459835
Month Unknown
)
D. Walters & C. Southwick, USDA APHIS ITP, Bugwood.org bug_5459836
Month Unknown