Merits and Demerits of Thorne’s System

In this article we will discuss about the merits and demerits of Throne’s system. Merits of Thorne's System: 1. The woody Annonales which are now universally accepted as the most primitive living Angiosperms are the starting point of his system and constitute the base of the phylogenetic shrub of Angiosperms. The Berberidaceae and the Nymphaeales, though more advanced than the [...]