Microscopic Examination of Some Drug Materials
In this article we will discuss about the microscopic examination of some drug materials. 1. Swertia Chirayita (Family: Gentianaceae): Fragments of epidermal cells with cruciferous type of stomata, acicular crystals of calcium oxalate present in the cortical cells and in the mesophyll cells; some cortical cells contain resins, vessels having bordered pits on the walls. Morphology: Stem: About 6 mm [...]