UCR - University of California, Riverside Herbarium - Vascular Plants (UCR)
UCR0010126
UCR-BPS-132008
UCR-132008
Brassica rapa L.
Brassicaceae
George K. Helmkamp
8205
2003-10-08
2003-10-8
United States, California, San Luis Obispo, base of Nipomo Mesa 0.25 mile SW of Halcyon Rd along an unnamed road [probably Mountain View Rd./Willow St.] near the railroad crossing
35.08083 -120.59194
15 meters (49ft)
Wet drainage ditches at edge of irrigated fields with willows and stinging nettle in soil related to old sand dunes.