frostweed

noun — 2 senses

frostweed

noun

Etymology From frost + weed. Late in autumn, crystals of ice shoot from the cracked bark at the root.

1

An American species of rockrose (Crocanthemum canadense, syn. Helianthemum canadense).

2

Verbesina virginica (white crownbeard)

Synonyms
frostwort

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.