Dormant mature and immature zygotic embryos of sunflower (Helianthus annuus L.) inbreds and hybrids were dissected and cultured on modified Murashige and Skoog's medium supplemented with 0.1 mg/l ...

American sunflower: Helianthus annuus, the classic American sunflower. Seed Savers Exchange and Thompson & Morgan list dozens of stunning commercial cultivars that have been selected over centuries to ...

Hybridization between distinct species may lead to introgression of genes across species boundaries, and this pattern can potentially persist for extended periods as long as selection at some loci or ...

When you hear the word sunflowers, the cheerful, familiar, large yellow blooms of the annual sunflowers come to mind (Helianthus annuus). These vibrant, happy flowers are annuals and are derived from ...

Sunflowers deliver a boatload of happiness with their sunny faces and there are many different varieties to try. Who doesn’t love a sunflower? Endlessly cheerful, radiating optimism, each flower is an ...