Overdoses of willow bark may cause skin rash, stomach inflammation/irritation, nausea, vomiting, kidney inflammation, and tinnitus (ringing in the ears).
South Dakota, a state in the north central continental United States, is known as the Mount Rushmore State. This stems from the presence of the Mount Rushmore National Memorial near the city of Keystone in western South Dakota.
The U.S. Mint's bicentennial commemorative quarter for South Carolina features an outline of the state, the state bird (Carolina wren), state tree (sabal palmetto), state flower (yellow jessamine), and the state's nickname: The Palmetto State. South Carolina became the 8th state in 1788.