Hypericaceae
Hypericum anagalloides Cham. & Schltdl.
Hypericum anagalloides Cham. & Schltdl.
Hypericum anagalloides is a low-growing mat-forming flowering plant in the St. John’s wort family native to western North America.
Hypericum androsaemum L.
Hypericum androsaemum L.
Hypericum androsaemum L. is a small shrubby Hypericum used in folk medicine, native to Eurasia and North Africa, and invasive in Australia and New Zealand.
Hypericum ascyron L.
Hypericum ascyron L.
Hypericum ascyron L. is a large perennial Hypericum native to parts of Asia and North America.
Hypericum balearicum L.
Hypericum balearicum L.
Hypericum balearicum is a small flowering shrub or tree native to the Balearic Islands, introduced to Italy.
Hypericum calycinum L.
Hypericum calycinum L.
Hypericum calycinum is a low evergreen flowering shrub native to southeast Europe and southwest Asia, widely grown in gardens.
Hypericum canadense L.
Hypericum canadense L.
Hypericum canadense L. is a perennial herb native to eastern North America, with uncertain origins for its European populations.
Hypericum canariense L.
Hypericum canariense L.
Hypericum canariense L. is a yellow-flowered shrub native to the Canary Islands and Madeira, introduced as a minor weed elsewhere.
Hypericum cistifolium Lam.
Hypericum cistifolium Lam.
Hypericum cistifolium Lam. is a 0.2-0.9m tall shrub with yellow 5-petaled flowers that grows in the southeastern US.
Hypericum concinnum Benth.
Hypericum concinnum Benth.
Hypericum concinnum, the gold-wire, is a small perennial yellow-flowered plant in Hypericaceae, endemic to California.
Hypericum crux-andreae (L.) Crantz
Hypericum crux-andreae (L.) Crantz
Hypericum crux-andreae (St. Peter's-wort) is a small perennial shrub native to Eastern North America that grows in mostly wet sandy areas.
Hypericum cumulicola (Small) P.B.Adams
Hypericum cumulicola (Small) P.B.Adams
Hypericum cumulicola, or highlands scrub hypericum, is a federally endangered perennial herb endemic to Florida scrub habitat.
Hypericum elodes L.
Hypericum elodes L.
Hypericum elodes L. is a mat-forming grey perennial with yellow resin-scented flowers native to western and northern Europe.
Hypericum fasciculatum Lam.
Hypericum fasciculatum Lam.
Hypericum fasciculatum, peelbark St. Johnswort, is a Hypericaceae flowering plant native mainly to the US Southeast.
Hypericum gentianoides (L.) Britton, Sterns & Poggenb.
Hypericum gentianoides (L.) Britton, Sterns & Poggenb.
Hypericum gentianoides, or orangegrass/pineweed, is an annual St. John's wort native to eastern North America whose extracts inhibit HIV contraction.
Hypericum gramineum G.Forst.
Hypericum gramineum G.Forst.
Hypericum gramineum G.Forst. (Grassy St. Johnswort) is a small herb that causes photosensitization and enteritis, distributed across multiple regions in Asia, Oceania, and Hawaii.
Hypericum grandifolium Choisy
Hypericum grandifolium Choisy
Hypericum grandifolium Choisy is a bushy shrub native to Macaronesia that has become invasive in many non-native regions.
Hypericum hircinum L.
Hypericum hircinum L.
Hypericum hircinum is a perennial shrub native to parts of Europe, North Africa, and West Asia, used as an ornamental and in medicine.
Hypericum hirsutum L.
Hypericum hirsutum L.
Hypericum hirsutum, or Hairy St John's wort, is a downy perennial herb native to temperate Europe and western Siberia that grows in open to partially shaded neutral to base-rich sites.
Hypericum humifusum L.
Hypericum humifusum L.
Hypericum humifusum L. is a low-growing hairless perennial found in Western Europe and the British Isles, flowering May to September.
Hypericum hypericoides (L.) Crantz
Hypericum hypericoides (L.) Crantz
Hypericum hypericoides, or St. Andrew's cross, is a small flowering shrub native to parts of North America, Central America, and the Caribbean.
Hypericum japonicum Thunb.
Hypericum japonicum Thunb.
Hypericum japonicum Thunb. is a small St. John's wort native to parts of Asia and Oceania, with distinctive yellow to orange flowers.
Hypericum kalmianum L.
Hypericum kalmianum L.
Hypericum kalmianum (Kalm's St. Johnswort) is a small Great Lakes native shrub classified as endangered or threatened in parts of its range.
Hypericum maculatum Crantz
Hypericum maculatum Crantz
Hypericum maculatum is a hairless perennial herb that is used as a medicinal plant, especially in traditional Austrian medicine.
Hypericum majus (A.Gray) Britton
Hypericum majus (A.Gray) Britton
Hypericum majus is a perennial herb native to North America that has been introduced to parts of Europe and Asia.
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