Canada Thistle

Cirsium arvense (Linnaeus) Scopoli Canada Thistle - Cirsium arvense (Linnaeus) Scopoli: https://marylandbiodiversity.com/view/4237
Synonyms
  • Carduus arvensis
  • Creeping Thistle
Non-nativeInvasive
Total Records
by Month
for Jan - Dec from 2019 - 2020

Source: Maryland Biodiversity Project database

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Total Records
by Year

Source: Maryland Biodiversity Project database

View Bibliography