Hypericum tubulosum

Hypericum tubulosum
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malpighiales
Family: Hypericaceae
Genus: Hypericum
Species:
H. tubulosum
Binomial name
Hypericum tubulosum
Walter
Synonyms[1]
  • Triadenum tubulosum (Walter) Gleason
  • Triadenum longifolium Small

Hypericum tubulosum, the lesser marsh St. Johnswort or southern marsh St. John's-wort, is a species of flowering plant in the family Hypericaceae.[2][3] Formerly classified as synonym Triadenum tubulosum,[1] the species is found across the Southern United States and Midwest.[3] It grows in wetlands such as bogs and floodplains.[2][4]

Description

Flower detail

Lesser marsh St. Johnswort is a perennial herb that grows to approximately 32 inches (81 cm) tall. Its pink flowers bloom in August and September.[4]

The seeds of H. tubulosum closely resemble those of the extinct paleospecies Hypericum tertiaerum.[5]

References

  1. ^ a b "Hypericum tubulosum Walter". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 2020-10-01.
  2. ^ a b Weakley, Alan S. (2018), Flora of the Southern and Mid-Atlantic States, working draft of 20 August 2018, University of North Carolina Herbarium, North Carolina Botanical Garden, University of North Carolina at Chapel Hill
  3. ^ a b "Plants Profile for Triadenum tubulosum (lesser marsh St. Johnswort)". plants.usda.gov. Retrieved 2020-09-30.
  4. ^ a b "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". www.wildflower.org. Retrieved 2020-09-30.
  5. ^ Meseguer, Andrea S.; Sanmartín, Isabel (30 June 2012). "Paleobiology of the genus Hypericum (Hypericaceae): a survey of the fossil record and its palaeogeographic implications". Anales del Jardín Botánico de Madrid. 69 (1): 97–106. doi:10.3989/ajbm.2306. hdl:10261/167029. ISSN 1988-3196.


Stub icon

This Hypericum article is a stub. You can help Wikipedia by expanding it.

Information related to Hypericum tubulosum