Tuscan order A plain astragal or taenia ringed the column beneath its plain cap. Palladio agreed in essence with Serlio: "The Tuscan, being rough, is rarely used above ground except in one-storey buildings like villa barns or in huge structures like Amphitheatres and the like which, having many orders, can take this one in place of the Doric, under the Ionic." Unlike the other authors Palladio found Roman precedents, of which he named the arena of Verona and the Pula Arena, both of which, James Ackerman points out, are arcuated buildings that did not present columns and entablatures. A striking feature is
The Lawn columns, that originally held the University's library. There are a total of 206 columns surrounding the Lawn: 16 on The Rotunda, 38 on the Pavilions, 152 on the walkways. The columns are of varying orders according to the formality and usage of the space, with Corinthian columns on the exterior of the Rotunda giving way to Doric, Ionic, and Composite orders inside; Doric, Ionic, or Corinthian on each of the pavilions; and a relatively humble Tuscan colonnade along the Lawn walkways. Jefferson's design for the Lawn sought to find an alternative to traditional single-building college architecture, such as that he