Most of the old Aster genus have moved to Symphyotrichum, Greek symphyos, (growing together) and thrix (hair), referring to the hair-like flowers sim-fy-oh-TRY-kum. These asters are still called Aster in some texts. Numerous white rays and yellow disc flowers are very typical of the Astereae.

Aster

novo-angleae

New England Aster likes meadows in Ponderosa Forests and in canyons along intermittent streams in the montane zone. The specimen here was growing in Valle Canyon at 8,800 feet September. The plant has substantial leaves.
Aster

porterii

Porter's Aster

Porter's aster, like New England Aster, grows in the montane zone, but has white ray flowers and narrow, linear leaves. Also see Symphyotrichum porterii.