Persicaria maculosa Gray  
Family: Polygonaceae
heart's-ease, spotted lady's-thumb
[Persicaria vulgaris Webb & Moq., Polygonum fusiforme Greene, Polygonum minus var. subcontinuum Huds., Polygonum persicaria L., Polygonum persicaria var. angustifolium L., Polygonum persicaria var. ruderale L., Polygonum puritanorum Fernald]
Persicaria maculosa image
Merel R. Black  
Etymology: Persicaria: peach-like, the medieval name for knotweed
Plants: erect to sprawling, annual, up to 32" tall, mostly smooth forb often with many branches; stems not glandular, nodes with a few very short bristles; taprooted
Leaves: alternate, narrowly lance-like with a dark blotch near the center
Flowers: pink to rose, 5-parted, 1/8" long, petals and petal-like sepals connected at the base; inflorescence 1/2" - 1 1/2" dense, straight, cylindrical, spike-like clusters 1/4"-1/2" thick arching on a stalk jointed at the top; blooms July-Sept.
Fruits: black, smooth, shiny, dry, broadly-oval seed
Habitat: wet to moist; disturbed sites such as gardens
Conservation Status: Introduced - naturalized
Persicaria maculosa image
Kitty Kohout  
Persicaria maculosa image
Merel R. Black  
Persicaria maculosa image
Janice Stiefel  
Persicaria maculosa image
Emmet J. Judziewicz  
More Images    View Genus       View Specimen Records       Close window