Page 49 - final Practical handout PG 303-Cogno-2- 2024-2025
P. 49

Clinical Pharm D        Level 2

                               ✓FeCl₃ test:
                                 (gallotannins) gives
                                 bluish black color.

Microscopical ➢ True crystal sheath ➢ Giant coax cluster ➢ oleo-resin

characters                                       Oleo-resin cell with atatattcahecdhsetdarscht
                                                                       granules

            ➢ bordered pitted  ➢ reticulate xylem
              xylem vessel       vessel

                                                       40
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