A partial list of trees and plants found in the park is described in the park's Waterfall Loop Nature Trail Guide. Some are non-native species, brought in by early settlers. • Bigleaf maple (
Acer macrophyllum) • California blackberry (
Rubus ursinus) • California buckeye (
Aesculus californica) • California juniper (
Juniperus californica) • California laurel (
Umbellularia californica) • California nutmeg (
Torreya californica) • California sagebrush (
Artemisia californica) • Canyon live oak (
Quercus chrysolepis) • Coast redwood (
Sequoia sempervirens) • Coastal wood fern (
Dryopteris arguta) • Coyote brush (
Baccharis spp.) • Douglas fir (
Pseudotsuga menziesii) • Golden back fern (
Pentagramma triangularis) • Madrone (
Arbutus menziesii) • Miner's lettuce (
Claytonia perfoliata) • Poison oak (
Toxicodendron diversilobum) • Sticky monkey flower (
Diplacus aurantiacus) • Western sword fern (
Polystichum munitum) • Tanbark oak (
Notholithocarpus densiflorus) • Thimbleberry (
Rubus parviflorus) • Tree of heaven (
Ailanthus altissima) • Western sycamore (
Platanus racemosa) • White alder (
Alnus rhombifolia) • Wood rose (
Rosa gymnocarpa) • Periwinkle (
Vinca major) • Trailing myrtle (
Vinca minor) ==Fauna==