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"Dahlia.... is a genus of bushy, tuberous, herbaceous perennial plants native to Mexico. A member of the Asteraceae ....., related species include the sunflower, daisy, chrysanthemum and zinnia.
There are 42 species of dahlia, with hybrids commonly grown as garden plants......This great variety results from dahlias being octoploids—that is, they have eight sets of homologous chromosomes, whereas most plants have only two. In addition, dahlias also contain many transposons—genetic pieces that move from place to place upon an allele—which contributes to their manifesting such great diversity."_wiki
emma999
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Versatile Dahlias - Desktop Nexus NatureDownload free wallpapers and background images: Versatile Dahlias. Desktop Nexus Nature background ID 1722420. "Dahlia.... is a genus of bushy, tuberous, herbaceous perennial plants native to Mexico. A member of the Asteraceae ....., related species include the sunflower, daisy, chrysanthemum and zinnia.
There are 42 species of dahlia, with hybrids commonly grown as garden plants......This great variety results from dahlias being octoploids—that is, they have eight sets of homologous chromosomes, whereas most plants have only two. In addition, dahlias also contain many transposons—genetic pieces that move from place to place upon an allele—which contributes to their manifesting such great diversity."_wiki
Rating: 4.3
Total Downloads: 159
Times Favorited: 6
Uploaded By: emma999
Date Uploaded: April 09, 2014
Filename: -flower-backgrounds.jpg
Original Resolution: 1920x1200
File Size: 163.96KB
Category: Flowers