This issue was announced by the USPS on December 13^th:

Spanning some 2 million acres in southern Florida, from Lake Okeechobee to Florida Bay, the Everglades is one of the largest wetlands in the world and the most significant breeding ground for tropical wading birds in North America. This new Priority Mail stamp celebrates the Florida Everglades with stamp art that shows a sawgrass marsh as seen at sunset from the edge of a cypress dome. Designed by art director Greg Breeding, the stamp showcases a digital illustration by Dan Cosgrove. The Florida Everglades Priority Mail stamp will be issued in Homestead, FL, on Jan. 22 without a ceremony.

We will post additional information as we get it below the line, with the most recent information at the top.

Updated March 7^th:
The Scott catalogue number for this issue is 5751

Updated December 29^th:
Here are the first-day postmarks for this issue:The Digital Color Postmark measures 2.98″ x 1.27″ The only B&W postmark available for this issue is the FDOI “Killer Bars” one.

 Updated November 30^th:
This stamp will be issued Sunday, January 22, in Homestead, FL, without a ceremony. Homestead’s post office is not open on Sundays.