Frostweed is a common name for several plants and may refer to:
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Helianthemum
''Helianthemum'' (), known as rock rose, sunrose, rushrose, or frostweed, '' or ''
Crocanthemum
''Crocanthemum'' is a genus of flowering plants in the family Cistaceae. They are native to both North and South America where they are widespread. The common name frostweed relates to the ice crystals which form from sap exuding from cracks near ...
'' , in the family Cistaceae
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Verbesina virginica
''Verbesina virginica'', known by the common names white crownbeard, or frostweed is a species of flowering plant in the family Asteraceae.
It is native to the Southeastern United States, where it is found in calcareous soil, often in bottomland ...
'' in the family Asteraceae
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