(generally, both discoid and ray flowers are present)

Flowers consist of a central disc of small, short petaled flowers often tightly packed together surrounded by a ring of longer petaled flowers. The longer, outside flowers may be white, yellow, pink, blue, or lavender.

Yarrow: Achillea millefolium -

Chamomile: The Genus Anthemis -

Corn Chamomile Anthemis arvensis var. arvensis:

Stinking Chamomile Anthemis cotula:

Arnicas: The Genus Arnica -

Asters: The Genera Canadanthus, Eucephalus, Eurybia, Symphyotrichum and others -

Balsamroots: The Genus Balsamorhiza -

English Daisy Bellis perennis:

Beggars Ticks: The Genus Bidens -

Leafy Sticktight Bidens frondosa:

Chicory Cichorium intybus:

Fleabanes and Daisies: The Genus Erigeron -

Woolly Sunflowers, Oregon Sunshine: The Genus Eriophyllum -

Smallhead Tarweed, Least Tarweed: Hemizonella minima (formerly Madia minima) -

Dwarf Hulsea, Dwarf Alpinegold: Hulsea nana -

Oxeye Daisy Leucanthemum vulgare:

Shasta Aster Machaeranthera shastensis var. latifolia - Genus name change, but I'm not aware what it currently is!

Tarweeds: The Genus Madia -

Butterweeds and Groundsels: The Genus Packera -

Butterweeds and Groundsels: The Genus Senecio -

Goldenrods: The Genera Euthamia and Solidago -

Feverfew Tanacetum parthenium -

Hall's Goldenweed: Tonestus lyallii (formerly Happlopappus hallii) -