Tetraphyllum Griff. ex C. B. Clarke, a newly recorded genus of Gesneriaceae from Guangxi, China is reported. Tetraphyllum has only three species. The morphological description and the distinctive features to the species of Tetraphyllum are provided, and the detailed morphological description and photos of T. confertiflorum (Drake) B. L. Burtt are provided. The voucher specimens are preserved in the Herbarium of Guangxi Institute of Botany (IBK) and Shanghai Chenshan Herbarium (CSH).
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