Hypericum lanuginosum

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
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malpighiales
Family: Hypericaceae
Genus: Hypericum
Section: Hypericum sect. Adenosepalum
Species:
H. lanuginosum
Binomial name
Hypericum lanuginosum
Lam.[1]
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

The species grows from 10-80 centimeters 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

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, 0–2400 meters from sea level.[7]

References
  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


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