Chico is part of the California Floristic Province, which is one of the world's foremost biodiversity hotspots. This means that it contains an unusually high concentration of plant species that grow nowhere else in the world but here. The plants native to the land within Chico's city limits are described on the following pages. (See also a list of local endangered species.)

Native Trees Native Shrubs Native Perennial Wildflowers Native Annual Wildflowers Native Bulbs and Corms Native Grasses and Grasslike Plants Native Ferns