Riverside County Natural Areas
- Agua Tibia Wilderness
- Bautista Canyon
- Black Mountain Scenic Area
- Box Springs Reserve
- Chuckwalla Mountains
- Chuckwalla Valley Dune Thicket
- Corn Springs Wash
- Dead Indian Creek Natural Area
- Deep Canyon Watershed - Martinez Mountain
- Desert Lily Gardens
- Dorland Ranch Preserve
- Edmund C Jaegar Nature Sanctuary and Vicinity
- Garner Valley - Thomas Mountain
- Indian Canyons Palm Groves
- Indio Hills Native Palms Natural Area
- Indio Hills Palm Oases
- James San Jacinto Mountains Reserve
- Joshua Tree National Monument
- Lake Mathews
- Living Desert Reserve
- Magnesia Spring Canyon
- Martinez Canyon - Cottonwood Springs
- Mc Coy Wash
- Mecca Hills (including Painted Canyon)
- Mesa De Burro Orcuttia
- Mesa De Colorado
- Midland Ironwood Woodland
- Motte Rimrock Reserve
- Mount San Jacinto State Park
- Oasis De Los Osos Preserve
- Orocopia Mountains
- Philip L Boyd Deep Canyon Desert
- Prado Basin
- Salt Creek Area
- San Jacinto Wilderness
- Santa Ana River Regional Park and Vicinity
- Santa Margarita Ecological Reserve
- Santa Rosa Plateau Area
- Thousand Palms Sand Dune Area
- Whitewater Canyon