Perhaps one of the greatest achievements of New World, native peoples was their domestication, cultivation and improvement of many native plants they encountered when migrating through and settling ...

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 ...

A friend asked me recently if I had planted all the sunflowers in my yard. The answer is no. They are all volunteers that probably started with birds dropping seeds. For years I have let them grow ...

Sunflowers add a splash of late-summer color to gardens and landscapes, but they are more than just pretty flowers. The seeds produced by these plants are a tasty treat for people and wildlife. Take ...

Marek, a plant physiologist, climbs out, clips a small GPS unit to her belt, and secures the floppy hat and biker glasses that shield her from the desert sun. She and Gerald Seiler, a research ...

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 ...

This is a preview. Log in through your library . Abstract Fluorochloridone {3-chloro-4-(chloromethyl)-1-[3-(trifluoromethyl)phenyl]-2-pyrrolidinone} effectively controlled wild mustard (Sinapis ...

A new CU Boulder-led study sheds light on the genetic mechanisms that allowed sunflowers to undergo a relatively rapid evolutionary transition from wild to domesticated in just over 5,000 years.

Researchers at CU are teasing out the modern-day sunflower's genetic history. Humans and sunflowers go way back. American Indians first domesticated the plant — prized for its seeds, oil and beauty — ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Artist, Helen Hornberger, revived the ...

'Cavitation fatigue' is the increased susceptibility of a xylem conduit to cavitation as a result of its prior cavitation. It was investigated whether cavitation fatigue induced in vivo could be ...