Onopordum acanthium
Commonly known as Scotch thistleDistribution Map
This weed can be found in the following counties of New Mexico:
- Chaves
- Cibola
- McKinley
- Rio Arriba
- Roosevelt
- San Juan
- San Miguel
- Sandoval
- Santa Fe
- Taos
- Torrance
Weed Classification
| Noxious Weed Class | Not designated a New Mexico noxious weed |
|---|---|
| Weed Type | forb |
| Found in | rangeland |
| Duration | annual or biennial |
| Juice | not milky |
| Spines, Thorns, and Prickles | stem,leaves,fruit,flowers |
| Growth Habit at Maturity | spreading |
| Leaf Arrangement | alternate |
| Leaf Type | not lobed,lobed |
| Presence of Leaf Tendils | absent |
| Leaf Succulence | not succulent |
| Stem Shape | winged |
| Flower Color | pink-red,blue-purple |
| Flower Symmetry | symmetric |
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