Investigation of tannin in some Labiatae species

In the present study, tannin content of Melissa officinalis L., Origanum majorana L., Origanum vulgare L., Rosmarinus officinalis L. and Saturja montana L. was found to be 3.1%, 6.8%, 9.7%, 5.5% and 13%, respectively, as determined by hide powder method. Catechin, gallic acid and ellagic acid were absent. Caffeic, chlorogenic, and rosmarinic acids were found. The presence of these three phenol carboxylic acids were verified by TLC, TFG, MP determination, UV and IR spectra of the isolated compounds

Macro-and micromorphological study of stem and leaf of Eugenia supraciliaris spring growth in Egypt

The macro- and micromorphological characters of the stem and leaf of Eugenia supraxillaris Spring are described and illustrated with the aim to aid in their identification in the entire and powdered forms

Macro-and micromorphological study of root, stem and leaf of tropaeolin majus L-Grown in Egypt

The macro- and micromorphological characters of the root, stem and leaf of T. majus L. are described and illustrated with the aim to aid in their identification in the entire and powdered forms