Hypericum sect. Sampsonia | |
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Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Rosids |
Order: | Malpighiales |
Family: | Hypericaceae |
Genus: | Hypericum |
Section: | Hypericum sect. Sampsonia N.Robson |
Species | |
Hypericum sect. Sampsonia is a small section of plants in the genus Hypericum. It comprises only two species, both endemic to eastern Asia: Hypericum sampsonii and Hypericum assamicum.
They are perennial herbs, the stem bases sometimes becoming woody, growing up to 80 cm (31 in) tall. They have black glands on the leaves, petals, anthers, and usually the sepals. The leaves are opposite and perfoliate with entire margins. They have 5 sepals, 5 yellow petals, 3 styles, and numerous stamens.
References
- ^ "Hypericum sect. Sampsonia Descriptions". hypericum.myspecies.info. Retrieved 5 December 2018.
- Biswas, S. N. (January 1971). "Hypericum assamicum S. N. Biswas (Hypericaceae) A new species from eastern Himalaya". Webbia. 25 (2): 671–674. doi:10.1080/00837792.1971.10669945.
- "Descriptions of four new plants from southern China". Journal of Botany, British and Foreign. 3: 378–379. 1865. Retrieved 2018-11-06.
- ^ Li, Xi-Wen; Robson, Norman K. B. "Hypericum sect. Sampsonia". Flora of China. Vol. 13. Retrieved 2018-11-02 – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
- "Hypericum assamicum Descriptions". hypericum.myspecies.info. Retrieved 5 December 2018.
- "Hypericum sampsonii Descriptions". hypericum.myspecies.info. Retrieved 5 December 2018.
Taxon identifiers | |
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Hypericum sect. Sampsonia |