Ptychopetalum

Ptychopetalum is a genus of flowering plants in the family Olacaceae, native to the Amazon rainforest. Indigenous name for the genus include marapuama, muirapuama and mirantã, translating roughly to 'potency wood'.[1][2] The species are shrubs or small trees growing to about 14 feet (4.3 m) in height. Its leaves are short-petioled, up to 3 inches (7.6 cm) in length and 2 inches (5.1 cm) in breadth light green on upper surface, dark brown on lower surface. The inflorescences consist of short axillary racemes of four to six flowers each. The root is strongly tough and fibrous, internally light brown with thin bark and broad wood, has a faint odor, and tastes slightly saline and acrid.[3]

Ptychopetalum
Ptychopetalum olacoides
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Santalales
Family: Olacaceae
Genus: Ptychopetalum
Benth.
Species

See text

Species
  • Ptychopetalum anceps Oliv.
  • Ptychopetalum olacoides Benth.
  • Ptychopetalum petiolatum Oliv.
  • Ptychopetalum uncinatum Anselmino

Uses

Ptychopetalum olacoides has been studied for treatment of dark pigmentation around the eyes.[4] The root and bark are used for a variety of ailments by indigenous peoples in the Rio Negro area of South America, but the effectiveness of muira puama preparations are unproven.[5]

References
  1. "Tropical Plant Database file for Muira Puama". Raintree Nutrition Incorporated. Retrieved 2006-04-21.
  2. Howes, MJ; Houghton, PJ (January 2012). "Ethnobotanical treatment strategies against Alzheimer's disease". Current Alzheimer Research. 9 (1): 67–85. doi:10.2174/156720512799015046. PMID 22329652.
  3. Youngken, H.W (1921). "Observations on Muira-Puama". Journal of the American Pharmaceutical Association. 10 (9): 690–692. doi:10.1002/jps.3080100910.
  4. Alsaad, SM; Mikhail, M (February 2013). "Periocular hyperpigmentation: a review of etiology and current treatment options". Journal of Drugs in Dermatology. 12 (2): 154–7. PMID 23377386.
  5. "Muira-Puama". PDR health. Archived from the original on April 5, 2006. Retrieved 2006-04-21.
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