Buchnera floridana, the Florida bluehearts, is a species of flowering plant in the family Orobanchaceae. It is native to the southeastern USA, Texas, eastern Mexico, Belize, Guatemala, Panama, and most of the Caribbean islands. A hemiparasitic biennial, it is found mostly in wet areas such as open pinelands, flatwoods, and pitcher-plant bogs of the Gulf Coastal Plain.

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