Pharmacognostic studies on leaf of Polygonum glabrum Willd. has been carried out along with its numerical values, fluorescence characteristics and ash and extractive values.

Purpose: To undertake the pharmacognostic evaluation of Acacia suma Roxb bark for the purpose of identification and differentiation from related species. Methods: The macroscopic and microscopic features of the bark were studied, including the use of powder microscopy with the aid of suitable tools and reagents. Physicochemical parameters such as ash values, extractive values and loss on drying...

Background and objectives: Heracleum persicum aerial parts have been used in Iranian folk medicine for their therapeutic activities and as a spice and flavoring agent in Iranian foods and pickles. The present research was conducted to evaluate the pharmacognostic profile of H. persicum which will be useful in standardization for quality, purity, and sample ide...

Objective: To investigate the pharmacognostic and preliminary phytochemical characteristics of leaves of an endangered medicinally important forest tree species Strychnos potatorum. Methods: Pharmacognostic and phytochemical investigations were conducted in terms of macroscopic, microscopic, physicochemical and preliminary phytochemical parameters. Results: The macro and microscopic study revea...

Zanthoxylum limonella (Dennst.) Alston. (Rutaceae) or Ma-khwaen is one of the medicinal plants in Thai traditional medicine. To investigate the pharmacognostic specifications and chemical constituents of Z. limonella fruits and seeds. Fruits and seeds of Z. limonella were collected from 15 sources throughout Thailand; then examined the pharmacognostic specification following WHO guideline of qu...

The pharmacognostic features of Cleome gynandra L. a traditional anticancer drug for ascertaining its authenticity. Macroscopic, microscopic, histochemical localization studies and preliminary phytochemical screening along with HPTLC analysis were carried out the aerial parts selected plant. results macro, quantitative revealed presence some unique microscopic features. Preliminary data suggest...

Vitex genera is reputed for their medicinal properties. Of the 12 species reported to be present in Indian only 8 species are medicinally useful. Of these six species were colled and their pharmacognostic characters were studied and described.

Pharmacognostic investigation of the fresh leaves used for anatomical sections of Elaeocarpus blascoi Weibel was carried out to determine its macroand microscopical characters. Externally, the leaves possess Leaves simple, alternate, spiral, clustered at twig ends; stipules caducous; canaliculate, sparsely adpressed hairy; elliptic-ovate, apex acute to shortly acuminate with blunt tip, base rou...

Crataeva tapia Linn. ssp. odora (Jacob.) Almeida, a traditional medicinal plant, which is valued for its benefits in the management of urinary and inflammatory disorders. Leaves are externally rubefacient and used in rheumatism; internally they are given as febrifuge and tonic. The leaves also act as anti-periodic. The current study was therefore carried out to provide requisite pharmacognostic...