Invasive Plants of Maryland
This guide is sourced from:
• The Maryland Native Plant Society's Invasive Handbook (https://www.mdflora.org/Resources/Publications/invasiveshandbook_color.pdf)
• The ...more ↓
Canada Thistle
1
Cirsium arvense
Broad-winged Thistle
2
Carduus acanthoides
spotted knapweed
3
Centaurea stoebe micranthos
Common Cat's-ear
4
Hypochaeris radicata
Oriental false hawksbeard
5
Youngia japonica
meadow hawkweed
6
Pilosella caespitosa
giant ragweed
7
Ambrosia trifida
