Calflora, a 501c3 non-profit
Distribution by County   8541    
Cyperus iria  L.
Ricefield flatsedge
Cyperus iria is an annual grasslike herb that is not native to California.
Record Count by County

Butte: 18 Santa Barbara: 1 Yuba: 1

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: 02/25/2024).