Patent 7923248 was granted and assigned to NRC on April, 2011 by the United States Patent and Trademark Office.
The present invention relates to culturing isolated microspores and the subsequent generation of doubled-haploid plant lines that are suitable for the rapid selection of plants with improved composition and agronomic performance. Processes developed for the recovery of microspore-derived embryos from fennel and caraway may be adapted to related species in the Apiaceae family including, but not limited to, fennel, carrot, dill, anise, lovage, parsnip, and laceflower.