MUDGA (Seed)
Mudga consists of dried seeds of Phaseolus radiatus Linn. (Fam. Fabacem); an erect or sub-erect, much branched, 0.5 -1.3 m tall, annual herb, extensively cultivated all over the country as a pulse crop.
SYNONYMS
Sansk. : Mungalya
Assam. : —
Beng. : Moong
Eng. : Green Gram
Guj. : Mug, Mag
Hindi. : Munga
Kan. : Hesara, Hesoruballi
Kash. : —
Mal. : Cherupayar
Mar. : Mung
Ori. : Muga, Jaimuga
Punj. : Munga, Mungi
Tam. : Pattchai Payaru, Pasi Payaru, Siru Murg
Tel. : Pesalu, Peachha Peralu
Urdu. : Moong
DESCRIPTION
a) Macroscopic
Seed small, globular, about 0.4 cm long roughly square, smooth with white lateral hilum; usually green but some times yellowish-green; odour, not distinct; taste, slightly sweet
b) Microscopic
Seed coat shows a single layered, radially elongated, palisade-like cells, covered with a striated cuticle and supported internally by a single layered, thinwalled bearer cells, followed by 4-6 layered, thin-walled, tangentially elongated, elliptical, parenchymatous cells; cotyledons consist of oval of polygonal, thin-walled, parenchymatous cells having round to oval, simple, starch grains measuring 8-33 μ in dia. and rarely, oil globules.
Powder – Cream coloured; shows palisade-like cells, oval to polygonal, thin-walled, parenchymatous cells; round to oval, simple, starch grains measuring 8-33 μ in dia. and occasional oil globules.
IDENTITY, PURITY AND STRENGTH
Foreign matter Not more than 1 Per cent, Appendix 2.2.2
Total ash Not more than 4 Per cent, Appendix 2.2.3
Acid-insoluble ash Not more than 1 Per cent, Appendix 2.2.4
Alcohol-soluble extractive Not less than 1.5 Per cent, Appendix 2.2.6
Water-soluble extractive Not less than 10 Per cent, Appendix 2.2.7
T.L.C. –
T.L.C. of the alcoholic extract on Silica gel ‘G’ plate using n-Butanol : Acetic acid: Water (4: 1 :5) shows under UV (366 nm ) four fluorescent zones at Rf. 0.56, 0.65, 0.82 and 0.95 (all blue). On exposure to Iodine vapour seven spots appear at Rf. 0.01, 0.34, 0.56, 0.65, 0.78, 0.86 and 0.95 (all yellow). On spraying with 5% Methanolic Sulphuric acid reagent and heating the plate for ten minutes at 105°C seven spots appear at Rf. 0.26 (grey), 0.34 (violet), 0.65 (pink), 0.73 (pink), 0.82 (violet), 0.91 (violet) and 0.95 (pink).
CONSTITUENTS – Saponin, Starch, Albuminoids and Oil.
PROPERTIES AND ACTION
Rasa : Madhura, Kasaya
Guna : Laghu, Ruksa
Virya : Sita
Vipaka : Madhura
Karma : Grahi, Kaphahara, Pittahara, Varnya, Balaprada, Netrya
IMPORTANT FORMULATIONS – Balahathadi Taila, Marma Gutika, Kayasthyadi Varti.
THERAPEUTIC USES – Jvara, Netra Roga, Amlapitta
DOSE – 50-100 g. for yusa.
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