Final answer:
The question seems to involve a misconception; the detailed description pertains to decorative symbolism in the Lansdowne Portrait of George Washington, not ASU leg ornamentation. For general officers, ASU trousers feature a distinct generals' gold stripe signifying their rank.
Step-by-step explanation:
The unique ASU leg ornamentation on a general officer referred to in the question appears to be linked to a misunderstanding, as the description provided relates to a painting known as the Lansdowne Portrait of George Washington, which depicts various symbolic elements. The details mentioned, such as the Neo-Classical chair and the table leg with eagles, don't describe leg ornamentation but rather artistic elements symbolizing Washington's achievements and readiness for war. However, in the context of the U.S. Army Service Uniform (ASU), general officers typically wear pants with a generals' gold stripe, which runs the length of the leg and is a unique marker of their rank.