Frost aster
Symphyotrichum pilosum is a perennial, herbaceous, flowering plant in the Asteraceae family native to central and eastern North America. It is commonly called hairy white oldfield aster, frost aster, white heath aster, heath aster, hairy aster, common old field aster, old field aster, awl aster, nailrod, and steelweed. There are two varieties: Symphyotrichum pilosum var. pilosum, known by the common names previously listed, and Symphyotrichum pilosum var. pringlei, known as Pringle's aster. Both varieties are conservationally secure globally and in most provinces and states where they are native.
From Wikipedia, licensed under CC BY-SA 4.0
Research Mentions
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