Question:

"Ordines Anomali" of Bentham and Hooker includes

Updated On: Nov 16, 2022
  • seed plants showing abnormal forms of growth and development
  • plants described only in fossil state
  • plants described in the literature but which Bentham and Hooker did not see in original
  • a few orders which could not be placed satisfactorily in the classification
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The Correct Option is D

Solution and Explanation

Bentham and Hooker proposed the system of classification of seed plants, called artificial system, published in their book Genera Plantarum $(1862-83)$.Bentham and Hooker did not know the affinities of the families placed under ordines, anomali and the families, were tentatively grouped together.
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Concepts Used:

Biological Classification

The process of grouping living organisms into categories is called biological classification. The most modern 5-kingdom classification was put ahead by an eminent scientist R.H.Whittaker. The five-kingdom classification is based on the criteria like cell structure, mode of nutrition, body form, and reproduction. One of the most important characteristics of this system is that it follows the evolutionary sequence of living organisms. The organisms are classified into distinct taxa or levels like Kingdom, Phylum, Division, Class, Order, Family, Genus, and Species. The 5 kingdoms are as follows:

Biological Classification