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A new species of Hypericum (Guttiferae) from Sardinia, H. scruglii , is described and illustrated. It occurs on damp soil, near springs or streams with freshwater, where it grows with numerous hygrophytes. This diploid species (2n=16) belongs to the sect. Adenosepalum and is closely related to H. tomentosum , a species widespread in the west Mediterranean region.
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Bacchetta et al. (2010) studied this question.
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