Portfolio Archives: Class 2

Yellow Toadflax
is an aggressive invader of rangeland, roadsides, field edges, and waste areas.

Yellow starthistle was introduced from Europe.

Squarrose knapweed is a native plant of the eastern Mediterranean area.

Originally found in Eurasia, spotted knapweed infests rangeland, pastures, roadsides, or any disturbed soils.

Native to Eurasia, rush skeletonweed is found in rangeland, cropland, pastures, wasteland, disturbed areas, sagebrush, and along roadsides.

Purple loosestrife is a European plant probably introduced to the United States as an ornamental.

Medusahead was brought to the United States from Eurasia.

A native plant of Eurasia, leafy spurge is an aggressive invader of pastures, rangeland, stream banks, and waste areas.

Dyers woad was introduced from Europe for production of textile dyes.

Dalmatian toadflax was brought to the United States from Europe, probably for ornamental purposes.