Medicinal Plants of Bangladesh
Medicinal Plants Database of Bangladesh includes the authentic Taxonomic Information, Vernacular/Bangla Name, Tribal and English Name, Family, Description and Photograph of the Plants, Chemical Constituents, Uses and Distribution of the species in Bangladesh. MPBD also contain dictionary of Botanical and Pharmacological terms.
Synonyms: W. calendulacea Less.
Bengali/Vernacular Name: Kesraj, Bangra, Bhimraj, Bhimra, Mahavringaraj.
Tribal Name: Paihoo (Chakma).
Description of the Plant:
A perennial herb, 0.3-0.9 m long; stem procumbent at the base and rooting at the lower nodes, terate, more or less appressed hairy. Leaves opposite, subsessile, oblong, entire or irregularly crenate-serrate, scabrous with short white hairs. Heads 2-3.2 cm diam., solitary; peduncles 2.5-15 cm long, erect, slender. Ray-florets ligulate, yellow, 2-3 toothed.
The leaves are alterative and hair tonic; used for promoting hair growth; useful in cough, cephalalgia, skin diseases, especially alopecia. It is also used in enlarged liver and spleen. A decoction of the herb is deobstruent; used in uterine haemorrhage and menorrhagia. The plant is given by Tanchangyas for dysentery in Chittagong Hill Tracts. The plant is used for rheumatic fever and headache in Khagrachari. The leaf juice with salt is given to stop vomiting by the Garo of Madhupur.
Ethanolic extract of the plant possesses good antibacterial and poor antifungal properties (Anwar et al., 2007 & Begum et al., 2007).
The plant contains alkaloids, saponins, tannin, flavonoids, a lactone, wedelolactone and nor-wedilic acid. Expressed juice of herb contains an oil-soluble black dye, waxy compounds, phytosterols, carotene and resin. The plant also contains inorganic salts, siliceous materials, pectin and mucin (Ghani, 2003).
Chittagong, Dhakam Mymensingh, Patuakhali, Tangail and Nijum Deep.