Identify the CORRECT statements for phylogenetic systems of classification. P. The most popular phylogenetic systems of classification is that of George Bentham and Joseph Dalton Hooker and was published in ‘Genera Plantarum’. Q. A true phylogenetic system of classification was proposed by Adlof Engler and was published in ‘Die Naturlichen Pflanzenfan-ijljen’. R. The phylogenetic system of classification proposed by John Hutchinson was appeared in ‘The Families of Flowering Plants’. S. The origin of dicot from primitive monocot was proposed by Arthur Cronquist in his book ‘Systema Naturae’.