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Mother Tincture info :: Lemna minor


Schwabe News :: Volume 6 | Issue 7-9 | July – September 2015

Mother Tincture info

Lemna minor

It is commonly known as common duckweed. It is an aquatic plant consisting of minute thalli each bearing a single root on the under surface. Thallus is circular to elliptic or obovate. The root is 1-2 cm long. The leaves are oval, 1-8 mm long and 0.6-5 mm broad, light green, with three (rarely five) veins, and small air spaces to assist flotation. The seed is 1 mm long, ribbed with 8-15 ribs.Lemna minor

It is found throughout India commonly in still water, and many parts of the world.

It contains spirodela polyrhiza including orientin, luteolin-7-monoglycoside, vitexin, malonylcyanidin-3-monoglucoside, β-carotene, lutein, epoxy-lutein, violaxanthin, neoxanthin, trans-1, 3-phytadiene, lycopersene, sitosterol, phytol, 4(R)-4-hydroxyisophytol, (10R)-hydroxyhexadeca-7Z, 10Z, 13Z-trienoic acid, 11Z-hexadecenoic acid, 7Z, 10Z, 13Z-hexadecatrienoic acid, 8% lipid, and 24.4% protein.

It is indicated in catarrhal conditions. It acts especially upon the nostrils, nasal polyp and swollen turbinates. It is useful in atrophic rhinitis and asthma from nasal obstruction. There is a foul smell from the nose and an offensive taste when waking in the morning. These conditions are worse in damp weather; and especially during heavy rains. It is reported to be beneficial in case of oedema due to its diuretic property. From an animal study it has come to know that it can be beneficial in quinine-induced heart failure. In large dose it can stop diastole and can increase blood pressure. It is used as anti-pyretic. According to a laboratory finding it has property to kill culex larvae.

Recommended dose: Q/1X.


  1. 1. P. N. Varma, Indu Vaid, Encyclopaedia of Homoeopathic Pharmacopoeia, Updated edition 2007, B. Jain Publishers, New Delhi.
  2. 2. W. Boericke, New Manual of Homoeopathic Materia Medica & Repertory [with Relationship of Remedies], Second Re-Augmented & Revised Edition Based on Ninth Edition, Reprint Edition 2002, B. Jain Publishers, New Delhi.
  3. 3. J. H. Clarke, Dictionary of Practical Materia Medica, Reprint Edition 1992, B. Jain Publishers, New Delhi.
  4. 4. E. P. Anshutz, New, Old and Forgotten Remedies, 2nd Edition, RadarOpus 1.33 (Homoeopathic Software), Archibel S.A. Rue Fontaine St. Pierre 1E, Zoning Industriel de la Fagne, 5330 Assesse, Belgium.
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