Hypericum sect. Sampsonia
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| Hypericum sect. Sampsonia | |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Malpighiales |
| Family: | Hypericaceae |
| Genus: | Hypericum |
| Section: | Hypericum sect. Sampsonia N.Robson[1] |
| 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.[1][2][3]
They are perennial herbs, the stem bases sometimes becoming woody, growing up to 80 cm (31 in) tall.[1] They have black glands on the leaves, petals, anthers, and usually the sepals.[4] The leaves are opposite and perfoliate with entire margins. They have 5 sepals, 5 yellow petals, 3 styles, and numerous stamens.[4][5][6]
References
- ^ a b c "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.
- ^ a b 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.