[Wildflowers of the Cascade Mountains of Oregon and Washington]

The Sunflower Family in the Cascade Mts. of Oregon and Washington

Asteraceae

Orange Agoseris Agoseris aurantiaca

Orange Agoseris Agoseris aurantiaca
Flower Heads Look Like Dandylions:

These members of the sunflower family consist of a head of many long-petaled (ray) flowers, typically yellow, orange or white. Discoid flowers are absent.

Flower Heads Look Like Daisies or Sunflowers:

or

Rayflowers and discoid flowers are both present on the flower head.

Flower Heads often look like fabric buttons or pincushions when viewed from above. Flowers consist of discoid flowers without rays.:

or

Flower heads are very loosely arranged, with loose clusters of small, short petaled flowers.

1. Yarrow Achillea millefolium (varieties alpicola & occidentalis): Flowers white, numerous, in flat-topped clusters. Individual flowers have 4-5 ray flowers with small central disks. The individual flowers are easy to distinguish as they are very loosely packed together. The leaves are almost fern like, and are very dissected (pinnately compound leaf). The plant is covered with short, white cottony hairs. The plant has a strong odor. Plants to 3 feet tall.

Members of the Sunflower Family With Shrub-like Growth:
Paul Slichter E-mail