Authors: Nutt.  

Botanical Description

Single or few stems, 15-50cm tall. Glandular hirsute in inflorescence otherwise glabrous. Leaves with scattered short teeth, sometimes few, up to 12cm long. Flowers glandular hairy on outside, pale lilac or pale violet, 1.5-2cm long. Northern Great Plains, in sandy or rocky soil among grasses. Alberta and British Columbia to New Mexico and Iowa. Willowy prairie plant of limited rock garden value.

a, P. baccharifolia; b, P. campanulatus; c, P. gracilis;