Asiatic Tearthumb
Persicaria perfoliata (Linnaeus) H. Gross
Asiatic Tearthumb: https://marylandbiodiversity.com/species/3552
Synonyms
Mile-a-minute Weed  Perfoliate Tearthumb  Polygonum perfoliatum 
Total Records
by Month
For Jan - Dec from 1957 - 2024
JanFebMarAprMayJunJulAugSepOctNovDec012Totals

Source: Maryland Biodiversity Project database

Total Records
by Year
196019651970197519801985199019952000200520102015202020250102030405060708090100110120130Totals

Source: Maryland Biodiversity Project database