20 Cents "1864" (Pattern; silver) , United States

Obverse: The portrait in left profile of George Washington, the first President of the United States from 1789 to 1797., Reverse: The reverse design depicts a red mangrove tree in an early stage of its life cycle, as it evolves from a very small plant to an adult tree. The design brings awareness to the park’s endangered mangrove forests and the unique and delicate nature of how the species reproduces in salt water.

Obverse: Left facing Liberty head, tiara of olive leaves, plain hair cords, E PLURIBUS UNUM on scroll above with 7 stars on left & 6 on right. A tiny, leftmost leaf is opposite P & medium 1837 date below., Reverse: Wreath touches the right side of ribbon below, and a line below CENT. The 3 outside wreath berries are below first L, first N, and second E. There are 5 inside the wreath berries, the last of which is to upper right of the E in ONE.

Obverse: The famous statue of Andrew Jackson on his horse., Reverse: United States coat of arms crowned with an olive branch on the left and an oak branch on the right.