Wildflowers of Tucson, Arizona
Yellow Wildflower
  < Back to Yellow Wildflowers 5

Sonchus oleraceus - Common Sowthistle Sonchus oleraceus - Common Sowthistle
Scientific Name: Sonchus oleraceus
Common Name: Common Sowthistle
Flower Color: Yellow
Plant Type: Herb, Annual
Height: To 5 feet (1.5 m) tall, but usually less
Date Observed: February 16, 2004
Notes: The dandelion-like flower heads are 1.25 inches (3.2 cm) wide. The flowers are followed by fuzzy, white seeds. The leaves are large, pinnately lobed with a triangular tip, and not spiny unlike those of S. asper. This introduced European weed grows much taller than a Dandelion.
Home
Yellow Wildflowers 5
Sonchus oleraceus < Previous
Next >