PULLANI (Root)
Pullani consists of root of Calycopteris floribunda Lam (Fam. Combretacem), a scandent shrub, distributed in the deciduous forests of western peninsula.
SYNONYMS
Sanskrit : Karavelli, Pullani, Toyavalli
Assamese : —
Bengali : —
English : —
Gujrati : —
Hindi : Kokkarai
Kannada : Enjarige Kubsa, Marsadabaguli
Kashmiri : —
Malayalam : Pullaani, Varavalli
Marathi : Bogull, Ukshi
Oriya : —
Punjabi : —
Tamil : Minnaarukoti, Pillani, Therulankodl
Telugu : Bandimurududu
Urdu : —
DESCRIPTION
a) Macroscopic
The roots are upto 3 cm. in diameter occasionally with attached rootlets, surface with fine longitudinal wrinkles, buff brown to greyish-brown, bark very thin; fracture, tough and fibrous; taste and odour indistinct.
b) Microscopic
T.S. shows narrow cork consisting of tangentially elongated cells, phelloderm is a narrow zone represented by thin walled and tangentially elongated parenchyma cells; phloem is composed of soft tissues; xylem is a solid cylinder consisting of vessels and tracheids showing bordered pits and reticulate thickening, simple pitted parenchyma cells and fibres; patches of interxylary phloem of soft tissues are seen in xylem region, the medullary rays are uniseriate; rosettes of calcium oxalate crystals are present in some of the parenchyma cells of phloem and interxylary phloem.
Powder – Powder shows fragments of cork cells, parenchyma cells containing rosettes of calcium oxalate crystals, scattered rosettes of calcium oxalate crystals and fragments of vessels and tracheids showing bordered pits and reticulate thickening.
IDENTITY, PURITY AND STRENGTH
Foreign matter Not more than 2 per cent, Appendix 2.2.2.
Total Ash Not more than 2.5 per cent, Appendix 2.2.3.
Acid-insoluble ash Not more than 0.5 per cent, Appendix 2.2.4.
Alcohol-soluble extractive Not less than 4 per cent, Appendix 2.2.6.
Water-soluble extractive Not less than 3 per cent, Appendix 2.2.7.
T.L.C.
T.L.C. of alcoholic extract on Silica gel ‘G’ precoated plates (Merck), using Ethyl acetate:Methanol;Water (8:11:8) shows under UV (254nm) two spots at Rf.0.39 and 0.71(both faint blue); on spraying with 5% ethanolic sulphuric acid and heating the plate at 110oC for 30 minutes, three spots appear at Rf. 0.39, 0.71 (both faint brown) and 0.88 (violet).
CONSTITUENTS – Octacesanol, sitosterol, calycopterin, 3’0-methylcalycopterin, 4-0 methylcalycopterin, ellagic acid, gossoypol and quercetin.
PROPERTIES AND ACTION
Rasa : Tikta
Guna : Laghu, Ruksa
Virya : Usna
Vipaka : Katu
Karma : Bhedini, Kaphahara, Pittahara, Vibandhahara
IMPORTANT FORMULATIONS – Marma Gutika
THERAPEUTIC USES – Jvara, Krmi, Kustha, Pandu
DOSE – 3-6 g.
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