Viburnum coriaceum Tilvaka Mottumookkan Basmol

Viburnum coriaceum Blume
Hindi: amrer, basmol, diha, talanj
Kannada: elesaande, helusunde, yellasunde
Malayalam: Mottumookkan
Ayurveda : Tilvaka.  Other folk names: Kaalaa Titmuliyaa, Tita, Karwaa

Evergreen trees, to 7 m high, bark grey. Leaves simple, opposite, estipulate; petiole 10-40 mm long, slender, grooved above, glabrous; lamina 6.4-17.5 x 2.5-5.5 cm, elliptic, obovate, ovate-lanceolate or elliptic-lanceolate, base acute or obtuse, apex acuminate, margin entire or slightly serrate, glabrous, chartaceous; lateral nerves 4-6 pairs, pinnate, prominent, intercostae reticulate, prominent, domatia present. Flowers bisexual, white, 3 mm across, in terminal or subterminal umbellate corymbs; bracteoles deciduous; calyx tube 2 mm long, pubescent, lobes 5, persistent, obtuse; corolla tube 4 mm long, tubular, glabrous; lobes 5, short, ovate-obtuse, erect, ciliate; stamens 5, inserted on the corolla tube; filaments short; ovary inferior, oblong, 1-celled, ovules 1, pendulous; style short, stigma 3 lobed. Fruit a drupe 8 x 5 mm, elliptic, compressed, ribbed, beaked, reddish-brown; seed one, 6 x 4 mm, elliptic

Published article of Viburnum coriaceum
Pharmacognostic investigations on the leaves of Viburnum coriaceum Blume
Prabhu, K, Ponnudurai, K, Hemalatha, S; Karar, P K
Viburnum coriaceum Blume (syn. V. cylindricum Buch.-Ham. ex D. Don) of family Caprifoliaceae is of medicinal value. In the present study pharmacognostical investigations such as morphology, microscopy including leaf constant, measurements and other applicable physicochemical parameters are carried out on its leaves. The findings may provide useful information with regards to its identification and standardization in future.
Indian Journal of Natural Products and Resources (IJNPR) [Formerly Natural Product Radiance (NPR)] NPR Vol.8 [2009] NPR Vol.8(5) [September-October 2009]
http://nopr.niscair.res.in/handle/123456789/6351