Hypericum radfordiorum merupakan tumbuhan menahun dari famili Hypericaceae. Tumbuhan ini berasal dari bioma beriklim sedang di wilayah North Carolina (Alexander County). Nama ilmiah Hypericum radfordiorum pertama kali dipublikasikan oleh botanis Alan Stuart Weakley pada tahun 2011.
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IPNI (2024). "International Plant Names Index. Published on the Internet http://www.ipni.org, The Royal Botanic Gardens, Kew, Harvard University Herbaria & Libraries, and Australian National Herbarium"
USDA - NRCS (2024). "United States Department of Agriculture - Natural Resources Conservation Service", Plant Profile.
