In contrast to cereal grains, most food reserves in mature sunflower seeds are in the embryonic leaves known as the cotyledons, rather than in the endosperm, which is a thin layer of cells 5.

Syngenta Biotechnology China-led research, with partners in the U.S., France, the UK, Chile, the Netherlands, Argentina, and across China, has discovered that sunflowers can form viable haploid seeds ...