Hypericum patulum
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| Hypericum patulum | |
|---|---|
| Botanical illustration of H. patulum (B) alongside H. perforatum (A) in Indian Medicinal Plants | |
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Malpighiales |
| Family: | Hypericaceae |
| Genus: | Hypericum |
| Section: | H. sect. Ascyreia |
| Species: | H. patulum |
| Binomial name | |
| Hypericum patulum Thunb. 1784 | |
| Synonyms[1][2] | |
| |
Hypericum patulum, known as goldencup St. John's wort or yellow mosqueta, is a species of flowering plant in Hypericum sect. Ascyreia.
Subordinate taxa
Hypericum patulum was originally described by Carl Peter Thunberg in 1784. It was first published in Systema Vegetabilium later that year by Johan Andreas Murray.[3]
The species has a sporophytic and gametopythic chromosome count of 18 each.[4][5]
Hypericum patulum has 5 accepted variants as subordinate taxa:[6]
- H. patulum var. attenuatum Choisy 1824
- H. patulum var. forrestii Chitt. 1923
- H. patulum var. henryi Bean 1905
- H. patulum var. hookerianum (Wight & Arn.) Kuntze 1891
- H. patulum var. uralum (Buch.-Ham. ex D. Don) Koehne 1893
Cultivars
Hypericum patulum is cultivated as a garden plant under the name Hypericum 'Hidcote' or Hypericum x hidcoteense 'Hidcote'. It is grown for its large, bright flowers and its attractiveness to pollinators such as bees and small birds.[7]
Distribution and habitat
The species is native only to the Guizhou and Sichuan provinces of China, but it has been naturalized in Japan, Taiwan, and India, as well as in Australia and South Africa. The species is also widely cultivated for garden use in temperate regions.[8][2]
The species is found at elevations of 1,200–3,600 meters (3,900–11,800 ft)[9] in dry and open habitats, especially in thickets, on scrubby slopes, and on cliffs.[10]