Question
International Code of Botanical Nomenclature (ICBN) has provided a code for classification of plants. Give hierarchy of units of classification botanists follow while classifying plants and mention different ‘Suffixes’ used for the units.

Answer

ICBN has specified certain rules and principles in order to facilitate the study of plants by botanists. Hierarchy of units of classification botanists follow while classifying plants and different ‘Suffixes’ used for the units are as follows:
Category
Standard Suffix
Kingdom
Plantae (No fixed suffix)
Division
-phyta
Class
-ae
Order
-ales
Family
-aceae
Genus
No fixed suffix
Species
No fixed suffix

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