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.
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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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