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Start Over Donor Lawrence E. Dawson Taxon Sisymbrium
Hearst Museum object titled Seed, accession number 1-211558, described as Sample. Sisymbrium sp. The specimen consists of seeds and fruit fragments of Descurainia sophia (L.) Webb ex Prantl, flixweed, Brassicaceae. Native to Eurasia. Note: Some fruits are 24 mm long and having more than 17 seeds. Identification based on treatment in Hickman, J. C., 1993, The Jepson Manual: Higher Plants of California, University of California Press.
Hearst Museum object titled Seed, accession number 1-211563, described as Sample. Mentzelia albicaulis. The main component of the specimen consists of seeds of Mentzelia sp., possibly M. albicaulis (Douglas) Douglas ex Torr. & A. Gray, white-stem blazing-star, Loasaceae. Other items found and placed in gelatin capsules: 580 seeds of Descurainia sp., possibly D. sophia (L.) Webb ex Prantl, flixweed, Brassicaceae; 2 seeds of Sisymbrium sp., Brassicaceae

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