Death Valley National Park, USA --- Sunflowers, Death Valley National Park, California --- Image by © Theo Allofs/Corbis
Opiate of the Masses, Two by Nathan Griffith --- Image by © Nathan Griffith/Corbis
Yellow flowers against sky --- Image by © Joson/Corbis
Low Angle View of Tulips --- Image by © Image Source/Corbis
Low Angle View of Tulips --- Image by © Image Source/Corbis
May 2009, Holland, Michigan, USA --- Annual Tulip Time Festival in Holland, Michigan. Veldeer's Tulip Farm. --- Image by © Richard T. Nowitz/Corbis
600-02691480 © Raimund Linke Model Release: No Property Release: No Close-Up of Buttercups in Meadow, Canton of Zurich, Switzerland
Field of Daisies --- Image by © Image Source/Corbis
Sun shining above poppies
13 Jun 2008, Oregon, USA --- Poppies in the sun, Oregon --- Image by © Craig Tuttle/Corbis
Cosmos under blue sky --- Image by © GYRO PHOTOGRAPHY/amanaimages/Corbis
Close-up of red and yellow tulips against a blue sky background at springtime. Montreal Botanical Garden, Quebec, Canada
Oregon, USA --- Poppies growing in willamette valley --- Image by © Craig Tuttle/Design Pics/Corbis
Mount Hood Wilderness, Mount Hood National Forest, Oregon, USA --- Sun and clear sky above wildflowers --- Image by © Craig Tuttle/Corbis
Germany, Bavaria, View of meadow and flowers --- Image by © Holger Spiering/Westend61/Corbis
Germany --- Germany, Bavaria, Upper Bavaria, Close up of dandelions --- Image by © Martin Siepmann/Westend61/Corbis
Japan --- Corn Poppy Field --- Image by © Iplan/amanaimages/Corbis
Japan --- Lotus, Nagano Prefecture, Japan --- Image by © Naoki Mutai/amanaimages/Corbis
Poppies (Papaver rhoeas), poppy field near Weilheim, Upper Bavaria, Bavaria, Germany, Europe, PublicGround --- Image by © Hans Lippert/imageBROKER/Corbis
Germany --- Meadow flowers, Taubenberg Mountain, Upper Bavaria, Bavaria, Germany, Europe --- Image by © Martin Siepmann/imageBROKER/Corbis
Yellow Poppies From Below --- Image by © Natural Selection John Reddy/Design Pics/Corbis
07 Jan 2006, Isle of Skye, Scottish Highlands, Scotland, Scotland, UK, UK --- Foxglove in Bloom --- Image by © Andrew Parkinson/Corbis
Tulips --- Image by © PPSOP/Corbis
Japan --- Low angle View of Poppies --- Image by © IDC/amanaimages/Corbis
Low Angle View of Tulips --- Image by © Image Source/Corbis
Alliums --- Image by © Markos Berndt/First Light/Corbis
Oregon, USA --- Shirley poppies --- Image by © Craig Tuttle/Design Pics/Corbis
Pink tulips in a garden, Indira Gandhi Tulip Garden, Srinagar, Jammu And Kashmir, India
Pink tulips in a garden, Indira Gandhi Tulip Garden, Srinagar, Jammu And Kashmir, India
Otsu, Japan --- Cosmos flowers. Otsu, Shiga Prefecture, Japan --- Image by © GYRO PHOTOGRAPHY/amanaimages/Corbis
Orange poppies --- Image by © Craig Tuttle/Design Pics/Corbis
Mount Hood Wilderness, Mount Hood National Forest, Oregon, USA --- Sun and clear sky above wildflowers --- Image by © Craig Tuttle/Corbis
Oregon, USA --- Sun shining over a meadow of poppies --- Image by © Craig Tuttle/Corbis
Germany, Bavaria, View of meadow and flowers --- Image by © Holger Spiering/Westend61/Corbis
Port Townsend, Washington State, USA --- Upward view of poppies --- Image by © Steven Mullensky/Corbis
Japan --- Pink Poppies and Blue Sky --- Image by © Iplan/amanaimages/Corbis
Japan --- Pink Poppy Field --- Image by © Iplan/amanaimages/Corbis
Tokyo, Japan --- Corn poppy --- Image by © Tetsuya Tanooka/amanaimages/Corbis
Germany --- Meadow with daisies (Leucanthemum vulgare) --- Image by © Daniel Schoenen/imageBROKER/Corbis
600-05756219 © Frank Krahmer Model Release: No Property Release: No Oxeye Daisy, Washington, USA