Hypericaceae

Hypericum formosum Kunth

Family: Hypericaceae
Genus: Hypericum

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Hypericum formosum: Western St. John's wort (Hypericum formosum), stems with opposite simple leaves, flower, bud, and developing capsules. At 5,400 ft (1,600 m) along Lower Rock Cr — Photo: Dcrjsr, CC BY 3.0, from Wikimedia Commons

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Common names

By language (1)

Chinese: 山地金丝桃

Synonyms

Hypericum humboldtii Schltdl. ex Steud.
Hypericum montanum Sessé & Moc.

Flowers

In flower: July to August (from 118 flowering iNaturalist observations worldwide)

Photos

Photo: Dcrjsr, CC BY 3.0, from Wikimedia Commons
Photo: Jay Sturner from USA, CC BY 2.0, from Wikimedia Commons
Photo: Extemporalist, CC0, from Wikimedia Commons

More in Hypericum

Common St. JohnswortHypericum perforatumHypericaceae
Spotted St. JohnswortHypericum maculatumHypericaceae
Sweet-amberHypericum androsaemumHypericaceae
Hairy St John's-wortHypericum hirsutumHypericaceae
Trailing St. JohnswortHypericum humifusumHypericaceae
Mountain St. John's WortHypericum montanumHypericaceae
PeterwortHypericum tetrapterumHypericaceae
Aaron's beardHypericum calycinumHypericaceae
Slender St John's-wortHypericum pulchrumHypericaceae
Goat St John's wortHypericum hircinumHypericaceae
Goldencup St. John's wortHypericum patulumHypericaceae
Hypericum triquetrifoliumHypericaceae

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.