Rosemary Scrub Natural Area
Royal Palm Beach Pines Natural Area
Rye Preserve
Sal Taylor Creek Preserve
San Carlos Bay - Bunche Beach Preserve
Sandhill Preserve
Santa Fe River Preserve
Scrub Oak Preserve
Seabridge Riverfront Park
Seacrest Scrub Natural Area
Serenola Forest Preserve - Idylwild Trailhead
Shell Creek Preserve
Shell Key Preserve
Six Mile Cypress Slough Preserve North
Snake Warrior's Island Natural Area