Dahlia Flower HD Wallpapers : 
Ball dahlias Double blooms which are ball formed or slightly flattened. Ray florets blunt or rounded on the guidelines, margins organized spirally, involute for at least seventy five percent of the period of the florets. large than Pompons.
Dahlia is a genus of bushy, tuberous, herbaceous perennial plants local to Mexico. A member of the Asteraceae (or Compositae), dicotyledonous flowers, related species include the sunflower, daisy, chrysanthemum, and zinnia. There are 42 species of dahlia, with hybrids typically grown as lawn plants.