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Hypericum sect. Sampsonia

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Section of plants

Hypericum sect. Sampsonia
Scientific classification Edit this 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

  1. ^ "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. ^ 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.
Hypericum
List of species
subg. Hypericum
Adenosepalum
Adenosepalum
Aethiopica
Caprifolia
Huber-morathii
Pubescens
Adenotrias
Androsaemum
Arthrophyllum
Ascyreia
Camplyosporus
Coridium
Crossophyllum
Drosocarpium
Elodeoida
Graveolentia
Hirtella
Platyadenum
Stenadenum
Humifusoideum
Hypericum
Erecta
Hypericum
Hypericum
Senanensia
Monanthema
Oligostema
Olympia
Origanifolia
Roscyna
Sampsonia
Taeniocarpium
Takasagoya
Triadenoides
Monospecific
subg. Brathys
Brathys
Brathys
Phellotes
Spachium
Styphelioides
Elodea
Myriandra
Ascyrum
Brathydium
Centrosperma
Pseudobrathydium
Suturosperma
Thornea
Trigynobrathys
Connatum
Knifa
Paleospecies
Taxon identifiers
Hypericum sect. Sampsonia
Category:
Hypericum sect. Sampsonia Add topic