C. aurea may refer to: Calamagrostis aurea, a grass species found only in Ecuador Calpurnia aurea, a tree species found in Southern Africa Calytrix aurea, a shrub species endemic to the south-west of Western Australia Canalispira aurea, a very small sea snail species Carex aurea, the golden sedge, a plant species native to much of North America Cattleya aurea, the golden yellow cattleya, an orchid species Chysis aurea, an orchid species Clathrina aurea, a sponge species Corydalis aurea, the scrambled eggs, golden corydalis, golden smoke, a medicinal and poisonous plant species native to North America
See also Aurea (disambiguation)