What are taxonomical aids ? Give the importance of herbaria and museums.

Explanation

Taxonomical aids are the collection of actual specimens of plant and animal species which are useful in agriculture, forestry, Industry and in knowing bio-resources and their diversity.
Herbarium is a store house of collected plant specimens that are dried, pressed and preserved on sheets. These sheets are used for future use and also carry a label providing information about data and place of collection, English, local and botanical names, family, collector.s name. Herbaria also serve as quick referal systems in taxonomical studies. Museums are generally set up in Educational Institutes. Museums have collections of preserved plant and animals specimens for study and reference.