United States, California, Sacramento, Collected from the sandbar area at the intentional levee breach next to the Cosumnes River overflow trench. This area is ~500 m E of the Tall Forest.
38.25 -121.166667
38° 15m N; 121° 10m W
2 meters
5ft
Xanthium strumarium, Bidens frondosa.
Annual herb, 0.3-1.5 m tall. Flowers light blue. (1/2)