MUNDITIKA (Leaf)
Munditika consists of dried leaf of Sphmranthus indicus Linn. (Fam. Asteracem); an aromatic, much branched herb, 30-60 cm high found abundantly in damp and shady places in plains all over the country, ascending to an altitude of 1,500 m in the hills.
SYNONYMS
Sansk. : Mundi, Sravani, Kadamba, Puspika, Alambusta
Assam. : Kamadarus
Beng : Surmuriya, Chhagal Nadi, Mudmudiya
Eng. : —
Guj. : Gorakhmundi
Hindi. : Mundi
Kan. : Mundi
Kash. : —
Mal. : Mirnagnee, Atookamanni, Mirangnee
Mar. : Mundi, Baras Bondi
Ori. : Buikadam
Punj. : Gorakhmundi
Tam. : Kotook, Karandai, Kottakarthai
Tel. : Bodasaramu, Bodataramu
Urdu. : Mundi
DESCRIPTION
a) Macroscopic
Leaf sessile, decurrent, 2-7 cm long, 1-1.5 cm wide, obovate-oblong, narrowed to the base, dentate or serrate, hairy, greenish-brown; odour, slightly aromatic, but disappears on long storage; taste, bitter.
b) Microscopic
Leaf –
Midrib – Shows a single layered epidermis, covered with ordinary trichomes upto 5 cells high and glandular trichomes having unicellular stalk and group of 4-10 cells head, on both surfaces, followed in turn by 4-6 layered collenchyma and 3-4 layered parenchyma cells at both surfaces; vascular bundles 3-4, situated centrally having usual elements, xylem vessels arranged radially.
Lamina – Shows a single layered epidermis having numerous trichomes similar to those of midrib on both surfaces; mesophyll not differentiated into palisade and spongy parenchyma cells; stomata anisocytic present on both surfaces, stomatal index 32-38 on lower surface and 20- 29 on upper surface, stomatal number 47-54 on lower surface and 15-22 on upper surface, vein islet number 20-26.
Powder – Light greenish-brown; shows fragments of parenchyma, glandular hairs, multicellular trichomes, xylem vessels, polygonal, wavy, thin-walled epidermal cells in surface view, stomata, ordinary trichomes upto 5 cells high and glandular trichomes having unicellular stalk and a head of 4-1 0 cells.
IDENTITY, PURITY AND STRENGTH
Foreign matter Not more than 2 Per cent, Appendix 2.2.2
Total ash Not more than 28 Per cent, Appendix 2.2.3
Acid-insoluble ash Not more than 7 Per cent, Appendix 2.2.4
Alcohol-soluble extractive Not less than 3 Per cent, Appendix 2.2.6
Water-soluble extractive Not less than 12 Per cent, Appendix 2.2.7
T.L.C. –
T.L.C. of the alcoholic extract on Silica gel ‘G’ plate using Chloroform: Methanol (9 : 1) shows three spots at Rf. 0.27, 0.72 and 0.90 (all yellowish green) in visible light. Under U.V. (366 nm) five fluorescent zones are visible at Rf. 0.27, 0.42 (both blue). 0.54 (orange), 0.72 and 0.90 (both blue). On spraying with 5% Vanillin-Sulphuric acid reagent and heating the plate at 110°C for ten minutes three spots appear at Rf. 0.27, 0.72 (both grey corresponding to Citral) and 0.96 (blue).
CONSTITUENTS – Essential Oil.
PROPERTIES AND ACTION
Rasa : Madhura, Katu, Tikta, Kasaya
Guna : Laghu
Virya : Usna
Vipaka : Katu
Karma : Medhya, Visaghna, Vatakaphahara, Arsadosa, Vinasaka
IMPORTANT FORMULATIONS – Navaratnaraja, Mrganka Rasa, Arka Mundi
THERAPEUTIC USES – Gandamala, Apaci, Kustha, Krmi, Pandu, Slipada, Medaroga, Apasmara, Kasa, Mutrakrcchra, Tvaka Roga, Stana Saithalya, Yoniroga, Amatisara, Amaroga, Vataroga, Gudaroga, Pliharoga, Chardi, Amavata, Gatradurgandhya, Suryavarta, Ardhavabhavabhedaka
DOSE – 3-6 g. of the drug.
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