Calflora, a 501c3 non-profit
Distribution by County   4355    
Iris macrosiphon  Torr.
Bowltube iris,   Ground iris,   Long tubed iris
Iris macrosiphon is a perennial herb that is native to California, and endemic (limited) to California.
Record Count by County

Butte: 114 Lake: 69 Placer: 35 Sonoma: 136
Colusa: 10 Madera: 1 Plumas: 6 Tehama: 5
Contra Costa: 1 Marin: 215 San Mateo: 11 Trinity: 40
El Dorado: 45 Mariposa: 1 Santa Clara: 44 Yolo: 1
Fresno: 1 Mendocino: 57 Santa Cruz: 30 Yuba: 11
Glenn: 2 Napa: 94 Shasta: 5
Humboldt: 10 Nevada: 31 Solano: 6

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: https://www.calflora.org/   (Accessed: 11/21/2024).