WebbScientific Name: Polygonum perfoliatum Classification: Division: Magnoliophyta Class: Magnoliopsida Order: Polygonales Family: Polygonaceae (Smartweed, Buckwheat) Subfamily: Polygonum Identification: An annual fast-growing weed characterized by viney stems and light-blue/green, triangular leaves measuring 1-3 inches across. WebbSpecies called tearthumb include: Persicaria arifolia (halberd-leaf tearthumb) – North America Persicaria perfoliata (mile-a-minute) – Asia, introduced in North America Persicaria sagittata (arrowleaf tearthumb) – North America
USDA Plants Database
WebbMU Weed Science Tearthumb Polygonum arifolium Weed Description A branched annual with arrow-shaped leaves and stems with many prickles that are turned backward. Tearthumb primarily occurs as an aquatic weeds of shorelines, marshes, and swamps. Leaves Leaves are arrow-shaped, but with the basal lobes pointing outward (hastate). WebbHowever, Tearthumb ( Polygonum arifolium) is very similar in appearance and growth habit but has much larger hairy leaves with lobes that point outward unlike those of arrow-leaved tearthumb. how to shoot silhouette
Record: MTMG:127 Occurrence record Canadensys explorer
WebbTearthumb is a common name for a group of annual vining plants within the genus Persicaria, notable for the small, sharp spines covering the stems, which "tear the thumb", leading to the common name. The spines are used for climbing, and can puncture the leaves of plants being used as supports. Species called tearthumb include: WebbAsiatic tearthumb. Family Polygonaceae Scientific Name Polygonum perfoliatum . ← → Other Common Names: mile-a-minute. mile-a-minute weed. ... This website uses a … WebbCommon Name: Mile-a-minute-weed, devil’s tail tearthumb Scientific Name: Polygonum perfoliatum. Classification: Division: Magnoliophyta Class: Magnoliopsida Order: … nottingham city budget