Hypericum sect. Sampsonia

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Hypericum sect. Sampsonia
Scientific classification OOjs UI icon edit-ltr.svg
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

  1. 1 2 3 "Hypericum sect. Sampsonia Descriptions". hypericum.myspecies.info. Retrieved 5 December 2018.
  2. ↑ 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 .
  3. ↑ "Descriptions of four new plants from southern China". Journal of Botany, British and Foreign . 3: 378–379. 1865. Retrieved 2018-11-06.
  4. 1 2 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.
  5. ↑ "Hypericum assamicum Descriptions". hypericum.myspecies.info. Retrieved 5 December 2018.
  6. ↑ "Hypericum sampsonii Descriptions". hypericum.myspecies.info. Retrieved 5 December 2018.
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