E. acris: annual or biennial; stems erect, 1/2-1 foot high, slightly branched, rough with short hairs; leaves linear or lanceolate, entire; flower-heads rather small, forming a short loose panicle; florets numerous, mostly filiform and short, the outer ones pale purple, projecting slightly beyond the involucre. - Fleabane. - Pastures, roadsides, and waste places. Fl. July, August.