Hypericum lanuginosum, or downy St. John's wort,[4] is a perennial herb, a flowering plant in the St. John's wort family Hypericaceae.

Hypericum lanuginosum
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Embryophytes
Clade: Tracheophytes
Clade: Spermatophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malpighiales
Family: Hypericaceae
Genus: Hypericum
Section: Hypericum sect. Adenosepalum
Species:
H. lanuginosum
Binomial name
Hypericum lanuginosum
Synonyms
  • Hypericum gracile
  • Hypericum lanuginosum

subsp. gracile

  • Hypericum lanuginosum subsp. millepunctatum
  • Hypericum lanuginosum var. pestalozzae[2]
  • Hypericum lanuginosum var. scabrellum
  • Hypericum lanuginosum var. β gracile
  • Hypericum lanuginosum var. lanuginosum[3]
  • Hypericum pestalozzae
  • Hypericum scabrellum

Description

edit

The species grows from 10 to 80 centimeters (4 to 31 in) tall. It has a woody rootstock with few stems. Its leaves have dense whitish veins and are subglabrous on both surfaces. The stems are green and terete and have 2–4 lined internodes. The dimensions of the leaves are 15–60 mm by 5–25 mm. Its flowers are 15–20 mm in diameter and are rounded.[5]

Distribution and habitat

edit

Hypericum lanuginosum is found in Sinai, Southern Turkey, Western Syria, Lebanon, Israel, Jordan, and Cyprus.[6] Its habitat is in moist, shady areas, usually by rocks, 0–2,400 meters (0–7,874 ft) from sea level.[7]

References

edit
  1. Tropicos.org. Missouri Botanical Garden. 27 Sep 2016 Hypericum Lanuginosum
  2. TUBIVES Turkish Taxonomy
  3. Flora of Cyprus
  4. Royal Horticultural Society
  5. Hypericum MySpecies
  6. Studies in the genus Hypericum L. (Guttiferae) 6. Sections 20. Myriandra to 28. Elodes
  7. Flora of Israel Online