The search includes determining genus and species according
to the flower's type and outside forms. So , 24 land medical species
belong to 20 genus, all from Asteraceae, that is according to some
references, registries and Atlas especially that one which studied
turning this region into flowering one.
The microbiological limits are considered to be one of the quality
criteria that affect pharmaceutical. Herbal drug medicine is of some
specialty since their raw material contains a high bioburden.
According to pharmacopoeia, Herbal drugs are main
ly whole,
fragmented or cut, plants, parts of plants, algae, fungi, lichen in an
unprocessed state, usually in dried form but sometimes fresh.
