United States, California, Butte, In a field; n side of River Rd at bend at Bremner Ranch, ca. 7 mi sw of Chico. T21N R01W S23 USGS Quadrangle: Ord Ferry 1:24,000
39.661944 -121.936667 +-402m. NAD83
T21N R01W S23; 39§ 39m 43s N; 121§ 56m 12s W
34 meters
110ft.
In a fallow field. With Capsella bursa-pastoris, Raphanus raphanistrum, Brassica kaber, Lamium amplexicaule, Senecio vulgare.