Contains 30 accepted taxa overall.
Characteristics
Recent work favors including the species of Triadenum within an expanded Hypericum (Meseguer et al. 2013, 2014; Nürk et al. 2013); the species of Triadenum are placed in Hypericum subg. Brathys sect. Elodea (Robson 2016). The three Florida species traditionally included in Triadenum were first described in Hypericum.
Classification
Citation
HYPERICUM Linnaeus, Sp. Pl. 783. 1753.
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TYPE: Hypericum perforatum Linnaeus Lectotypified by Britton & A. Brown, Ill. Fl. N. U.S., ed. 2. 2: 529. 1913.

Species
Scientific Name | Common Name | Herbarium Specimens | Status | Photos |
---|---|---|---|---|
Hypericum adpressum | Bog St. John's-wort, Creeping St. John's-wort | |||
Hypericum buckleyi | Granite Dome St. John's-wort | |||
Hypericum canadense | Canada St. John's-wort | |||
Hypericum cistifolium | Roundpod St. John's Wort | |||
Hypericum crux-andreae | St. Andrew's Cross, St. Peter's-wort | |||
Hypericum denticulatum | Coppery St. John's-wort | |||
Hypericum drummondii | Nits-and-lice, Drummond's St. John's-wort | |||
Hypericum erythreae | Georgia St. John's-wort, Sparse-leaved St. John’s-wort, Grit St. John’s-wort | |||
Hypericum fasciculatum | Peelbark St. John's-wort | |||
Hypericum frondosum | Cedarglade St. Johnswort | |||
Hypericum galioides | Bedstraw St. Johnswort | |||
Hypericum gentianoides | Pineweed, Orange-grass | |||
Hypericum gymnanthum | Clasping-leaf St. John's-wort | |||
Hypericum harperi | Harper's St. John's-wort | |||
Hypericum hypericoides | St. Andrew's Cross | |||
Hypericum lloydii | Lloyd's St. John's-wort | |||
Hypericum mutilum var. latisepalum | Southern Dwarf St. John's-wort | |||
Hypericum mutilum var. mutilum | Common Dwarf St. John's-wort | |||
Hypericum myrtifolium | Myrtle-leaf St. John's-wort | |||
Hypericum nitidum | Carolina St. Johnswort | |||
Hypericum nudiflorum | Early St. Johnswort | |||
Hypericum perforatum | European St. John's-wort | |||
Hypericum prolificum | Shrubby St-John's-wort | |||
Hypericum pseudomaculatum | False spotted St. Johnswort | |||
Hypericum punctatum | Spotted St. John's-wort | |||
Hypericum setosum | Hairy St. John’s-wort | |||
Hypericum stragulum | Low St. John’s-wort, Straggling St. John’s-wort | |||
Hypericum suffruticosum | Pineland St. John's-wort | |||
Hypericum tenuifolium | Sandhill St. John's-wort | |||
Hypericum virgatum | Strict St. John’s-wort |
Genus Synonyms
Synonym | Full Citation | Basionym | Type |
---|---|---|---|
No synonyms found. |