Aeschynomene aspera

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Scientific classification
Kingdom: Plantae
Division: Angiosperms
Class: Eudicots
Subclass: Rosidae
Order: Fabales
Family: Fabaceae
Genus: Aeschynomene
Species: A. aspera
Binomial name
Aeschynomene aspera
  • Aeschynomene lagenaria Lour.
  • Aeschynomene surattensis Wight & Arn.
  • Aeschynomene trachyloba Miq.
  • Hedysarum lagenarium (Lour.) Roxb.

Aeschynomene aspera is a species of flowering plant in the family Fabaceae. It is also known by the names Sola, Sola pith plant, Pith plant, Laugauni (Hindi)[1] or Netti (Tamil) .[2] Pith of low density from this plant is used to make hats known as pith helmets or sola topis.

It is native to Bangladesh, Bhutan, Cambodia, India, Indonesia, Laos, Malaysia, Myanmar, Malaysia, Nepal, Pakistan, Sri Lanka, Thailand, and Vietnam.

It is an aquatic plant and is considered a minor weed of rice paddies across its range.[3]


  1. ^ "Indian Joint Vetch". Flowers of India. Retrieved 11 April 2015. 
  2. ^ Burnell, A.; Henry Yule (1996). A Glossary of Colloquial Anglo-Indian Words And Phrases: (Hobson-Jobson). Routledge. 
  3. ^ Caton, B. P.; M. Mortimer; J. E. Hill (2004). A practical field guide to weeds of rice in Asia. International Rice Research Institute. pp. 12–13. 
  • International Legume Database & Information Service. "Aeschynomene aspera". LegumeWeb. Retrieved 2007-11-18. 
  • "Aeschynomene aspera". Flora of Pakistan. Retrieved 2007-10-02. 
  • United States Department of Agriculture, Agricultural Research Service, Beltsville Area. "Aeschynomene aspera". Germplasm Resources Information Network (GRIN). Retrieved 2007-10-02.