frostweed
noun
Forms frostweeds
- noun An American species of rockrose (Crocanthemum canadense, syn. Helianthemum canadense).
- noun Verbesina virginica (white crownbeard)
Synonyms
frostwort frost-weed Helianthemum canadense Crocanthemum canadense Virginia crownbeard Verbesina virginica
Etymology
From frost + weed. Late in autumn, crystals of ice shoot from the cracked bark at the root.
Webster’s 1913
- noun An American species of rockrose (Helianthemum Canadense), sometimes used in medicine as an astringent or aromatic tonic.
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “frostweed”, CC BY-SA 4.0. Details