Gaviota tarweed, a rare and endangered subspecies (subsp. Anisocarpus is a genus of flowering plants in the tarweed tribe within the daisy family. Plants gathered included wapato, tarweed seeds, hazelnuts, and especially camas. The foliage exudes a fragrant oil, hence the common name of tarweed. Blepharizonia plumosa is a California species of tarweed known by the common name big tarweed. Pseudobahia is a genus of California plants in the tarweed tribe within the daisy family.