UCR - University of California, Riverside Herbarium - Vascular Plants (UCR)
UCR0010088
UCR-BPS-150929
UCR-150929
Brassica rapa L.
Brassicaceae
Valerie Soza
450
1999-05-10
1999-5-10
LeRoy Gross
United States, California, Los Angeles, Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue
34.15486 -117.84417
T1N R9W sec20
378 meters (1240ft)
Open, flat ridgetop, in clay soil; thick with Brassica nigra and Centaurea melitensis. Associated with Brachypodium distachyon, Bromus hordeaceus, B. rubens, Erodium cicutarium, Galium aparine, Helianthus annuus, Silybum marianum, Sonchus oleraceus, and Vulpia myuros.
Flowering
Locally abundant. Yellow flowers, ascending-spreading fruit. “Turnip, Field Mustard”