JAYANNI (Leaf)
Jayanticonsists of fresh and dried leaf of Sesbania sesban (Linn.) Merr.,Syn. S. mgyptiaca Pers. (Fam. Fabacem); a quick growing, short lived shrub, 1.8-6 m high, found cultivated throughout plains of the country upto an altitude of 1200 m.
SYNONYMS
Sanskrit : Jayanti, Jaya, Suksma patra,
Assamese : —
Bengali : Jayanti
English : —
Gujrati : Rajashinganee, Jayanti
Hindi : Jaita, jayata
Kannada : Arinintajinamgi, Karijimangai, Arishimajingai,
Kashmiri : —
Malayalam : Semp, Atti, Itthikkanni
Marathi : Jait
Oriya : Jayantipatra
Punjabi : Jainta
Tamil : Karum-sempai
Telugu : Sominta, Jalugu, Nelichettu
Urdu : —
DESCRIPTION
a) Macroscopic
Leaves pinnately compound, 7.5-15.5 cm long, rachis shortly produced above last pair of leaflet; paripinnate, leaflets 6-16 pairs, opposite, linear, oblong, glabrous, entire, mucronate to acuminate, very shortly stalked, 1.0-3.3 cm long, 0.3-0.8 cm wide.
b) Microscopic
Leaflet Rachis – shows single layered epidermis, followed by 2-3 layered collenchymatous and 4- 7 layered round, thin-walled parenchymatous cells; vascular bundles arranged in a ring, having secretory cavities in phloem, each bundle covered externally with sclerenchymatous sheath, one smaller vascular bundle present in both the wings; pith small, consisting of thin-walled, polygonal, parenchymatous cells.
Lamina – shows single layered epidermis on both surfaces, stomata anisocytic, present on both surfaces, palisade single layered, spongy parenchyma consisting of round cells, small veins situated between palisade and spongy parenchyma cells, stomatal index on upper surface 11-20 and on lower surface 11-25, palisade ratio 3.25-4.50 and vein islet number 27-36 per square mm.
Powder – Dull green; shows spongy parenchyma, palisade cells; xylem vessels with scalariform thickening and stomata.
IDENTITY, PURITY AND STRENGTH
Foreign matter Not more than 2 per cent, Appendix 2.2.2.
Total Ash Not more than 11 per cent, Appendix 2.2.3.
Acid-insoluble ash Not more than 2 per cent, Appendix 2.2.4.
Alcohol-soluble extractive Not less than 7 per cent, Appendix 2.2.6.
Water-soluble extractive Not less than 25 per cent, Appendix 2.2.7.
T.L.C.
T.L.C. of alcoholic extract of the drug on Silica gel ‘G’ plate using Toluene :
Ethylacetate (90: 10) shows under U.V. (366 nm) six fluorescent zones at Rf. 0.05, 0.11, 0.19, 0.29, 0.56 (all pink) and 0.97 (yellow). On exposure to Iodine vapour ten spots appear at Rf. 0.05, 0.11, 0.19, 0.29, 0.37, 0.48, 0.56, 0.69, 0.91 and 0.97 (all yellow). On spraying with 5 % Methanolic-Phosphomolybdic acid reagent and heating the plate at 105°C for ten minutes nine spots appear at Rf. 0.05, 0.11, 0.19, 0.29, 0.37, 0.48, 0.56, 0.91 and 0.97 (all grey).
CONSTITUENTS – Protein, Calcium and Phosphorus.
PROPERTIES AND ACTION
Rasa : Katu, Tikta
Guna : Laghu
Virya : Usna
Vipaka : Katu
Karma : Kaphahara, Pittahara, Rasayana, Vatahara, Kanthasodhana
IMPORTANT FORMULATIONS – Ratnagiri Rasa, Vajrakapata Rasa.
THERAPEUTIC USES – Mutrakrcchra, Galaganda, Visaroga.
DOSE – 3-6 g. in powder form.
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