Chipas. The specimen consists of mixture of seeds and fruit fragments of Descurainia sophia (L.) Webb ex Prantl, flixweed, a native of Eurasia, and Descurainia incisa (Engelm. ex A. Gray) Britton, mountain tansymustard, a California native, both members of the Brassicaceae. Note: Some fruits are less than 1 mm wide and are classified as D. incisa. Identification based on treatment in Hickman, J. C., 1993, The Jepson Manual: Higher Plants of California, University of California Press. Other items found and placed in gelatin capsules: 155 Seeds of Mentzelia sp., Loasaceae; 11 Nutlets of Amsinckia sp., Boraginaceae; 9 Seeds of Epilobium brachycarpum C. Presl, tall annual willowherb, Onagraceae; 4 fruits of Polygonum sp., Polygonaceae.
S2008-2009 #11: Seed Lab, Plant Pest Diagnostics Center (CA Dept. of Food and Agriculture)/Department of Agriculture, UC Davis (April 6, 2009–December 1, 2009)