Classification of Takhtajan is included in
a. Phylogenetic system
b. Natural system
c. Artificial system
d. Phenetic view

Answer Verified Verified
Hint: Armen Takhtajan was a very famous botanist, and was very much interested in plant evolution and has many works related to it, which got very famous. His work related to plant evolution, and systematic were very famous in the twentieth century. He also had an interest in the flowering plants.

Complete answer:
The correct answer to this question is the first option that is (a) phylogenetic system, in the question it has been asked about Takhtajan classification, as Armen Takhtajan was a very famous soviet- Armenian botanist. He was born in Shusha. And died on November 13, 2009. He was well known for his work in flowering plant classification. Armen Takhtajan was a very famous botanist who has the most important contribution to plant evolution, biogeography, and systematic. His all type of contribution in plant evolution was a milestone.
He was not only famous for plant evolution but also for various works in the case of flowering plant morphology. Armen Takhtajan has other interests also like in flora of the Caucasus, paleobotany, and the flowering plants.
He was the most important and most influential taxonomist in the century of twentieth. His classification system became very famous and effective in the twentieth century. His classification is known as the phylogenetic system of classification.
His classification of the phylogenetic system is all based upon the famous phylogenetic principle. The characters which are analyzed in the type of way so that which can detect the evolutionary or genetic development of this relationship is called the phylogenetic system. So the correct option is the phylogenetic system.

Note: Armen Takhtajan was a very famous botanist who developed the classification system in which Takhtajan divided angiosperm (Magnoliopsida) into two classes or types, first one of them is called dicotyledons (Magnoliopsida) and the second one is known as monocotyledons (Liliopsida). In this system, the Magnoliopsida is considered primitive. These two subclasses are being further divided into ten subclasses, where the distribution system is like seven is under the Magnoliopsida and the three are under the Liliopsida.